Reported Date Closing Date Price 11/20/2009 11/19/2009 $77.46 11/19/2009 11/18/2009 $79.58 11/18/2009 11/17/2009 $79.14 11/17/2009 11/16/2009 $78.90 NA 11/15/2009 NA NA 11/14/2009 NA 11/16/2009 11/13/2009 $76.35 11/13/2009 11/12/2009 $76.94 11/12/2009 11/11/2009 $79.28 11/11/2009 11/10/2009 $79.05 11/10/2009 11/09/2009 $79.43 NA 11/08/2009 NA NA 11/07/2009 NA 11/09/2009 11/06/2009 $77.43 11/06/2009 11/05/2009 $79.62 11/05/2009 11/04/2009 $80.40 11/04/2009 11/03/2009 $79.60 11/03/2009 11/02/2009 $78.13 NA 11/01/2009 NA Month To Date $78.67
Reported Date Closing Date Price NA 10/31/2009 NA 11/02/2009 10/30/2009 $77.00 10/30/2009 10/29/2009 $79.87 10/29/2009 10/28/2009 $77.46 10/28/2009 10/27/2009 $79.55 10/27/2009 10/26/2009 $78.68 NA 10/25/2009 NA NA 10/24/2009 NA 10/26/2009 10/23/2009 $80.50 10/23/2009 10/22/2009 $81.19 10/22/2009 10/21/2009 $81.37 10/21/2009 10/20/2009 $79.09 10/20/2009 10/19/2009 $79.61 NA 10/18/2009 NA NA 10/17/2009 NA 10/19/2009 10/16/2009 $78.53 10/16/2009 10/15/2009 $77.58 10/15/2009 10/14/2009 $75.18 10/14/2009 10/13/2009 $74.15 10/13/2009 10/12/2009 $73.27 NA 10/11/2009 NA NA 10/10/2009 NA 10/12/2009 10/09/2009 $71.77 10/09/2009 10/08/2009 $71.69 10/08/2009 10/07/2009 $69.57 10/07/2009 10/06/2009 $70.88 10/06/2009 10/05/2009 $70.41 NA 10/04/2009 NA NA 10/03/2009 NA 10/05/2009 10/02/2009 $69.95 10/02/2009 10/01/2009 $70.82 Month To Date $75.82
Reported Date Closing Date Price 10/01/2009 09/30/2009 $70.61 09/30/2009 09/29/2009 $66.71 09/29/2009 09/28/2009 $66.84 NA 09/27/2009 NA NA 09/26/2009 NA 09/26/2009 09/25/2009 $66.02 09/25/2009 09/24/2009 $65.79 09/24/2009 09/23/2009 $68.97 09/23/2009 09/22/2009 $71.55 09/22/2009 09/21/2009 $69.71 NA 09/20/2009 NA NA 09/19/2009 NA 09/21/2009 09/18/2009 $72.04 09/18/2009 09/17/2009 $72.47 09/17/2009 09/16/2009 $72.51 09/16/2009 09/15/2009 $70.93 09/15/2009 09/14/2009 $68.86 NA 09/13/2009 NA NA 09/12/2009 NA 09/14/2009 09/11/2009 $69.29 09/11/2009 09/10/2009 $71.94 09/10/2009 09/09/2009 $71.31 09/09/2009 09/08/2009 $71.10 NA 09/07/2009 NA NA 09/06/2009 NA NA 09/05/2009 NA 09/08/2009 09/04/2009 $68.02 09/04/2009 09/03/2009 $67.96 09/03/2009 09/02/2009 $68.05 09/02/2009 09/01/2009 $68.05 Month To Date $69.46
Reported Date Closing Date Price 09/01/2009 08/31/2009 $69.96 NA 08/30/2009 NA NA 08/29/2009 NA 08/31/2009 08/28/2009 $72.74 08/28/2009 08/27/2009 $72.49 08/27/2009 08/26/2009 $71.43 08/26/2009 08/25/2009 $71.55 08/25/2009 08/24/2009 $73.82 NA 08/23/2009 NA NA 08/22/2009 NA 08/24/2009 08/21/2009 $73.19 08/21/2009 08/20/2009 $72.54 08/20/2009 08/19/2009 $72.42 08/19/2009 08/18/2009 $69.19 08/18/2009 08/17/2009 $66.75 NA 08/16/2009 NA NA 08/15/2009 NA 08/17/2009 08/14/2009 $67.51 08/14/2009 08/13/2009 $70.52 08/13/2009 08/12/2009 $70.16 08/12/2009 08/11/2009 $69.45 08/11/2009 08/10/2009 $70.60 NA 08/09/2009 NA NA 08/08/2009 NA 08/10/2009 08/07/2009 $70.93 08/07/2009 08/06/2009 $71.94 08/06/2009 08/05/2009 $71.97 08/05/2009 08/04/2009 $71.42 08/04/2009 08/03/2009 $71.58 NA 08/02/2009 NA NA 08/01/2009 NA Month To Date $71.06
Reported Date Closing Date Price 08/03/2009 07/31/2009 $69.45 07/31/2009 07/30/2009 $66.94 07/30/2009 07/29/2009 $63.35 07/29/2009 07/28/2009 $67.23 07/28/2009 07/27/2009 $68.38 NA 07/26/2009 NA NA 07/25/2009 NA 07/27/2009 07/24/2009 $66.55 07/24/2009 07/23/2009 $66.11 07/23/2009 07/22/2009 $63.57 07/22/2009 07/21/2009 $64.72 07/21/2009 07/20/2009 $63.98 NA 07/19/2009 NA NA 07/18/2009 NA 07/20/2009 07/17/2009 $63.56 07/17/2009 07/16/2009 $62.02 07/16/2009 07/15/2009 $61.54 07/15/2009 07/14/2009 $59.52 07/14/2009 07/13/2009 $59.69 NA 07/12/2009 NA NA 07/11/2009 NA 07/13/2009 07/10/2009 $59.89 07/10/2009 07/09/2009 $60.41 07/09/2009 07/08/2009 $60.14 07/08/2009 07/07/2009 $62.93 07/07/2009 07/06/2009 $64.05 NA 07/05/2009 NA NA 07/04/2009 NA NA 07/03/2009 NA 07/03/2009 07/02/2009 $66.73 07/02/2009 07/01/2009 $69.31 Month To Date $64.09
Reported Date Closing Date Price 07/01/2009 06/30/2009 $69.89 06/30/2009 06/29/2009 $71.49 NA 06/28/2009 NA NA 06/27/2009 NA 06/29/2009 06/26/2009 $69.16 06/26/2009 06/25/2009 $70.23 06/25/2009 06/24/2009 $68.67 06/24/2009 06/23/2009 $68.79 06/23/2009 06/22/2009 $66.93 NA 06/21/2009 NA NA 06/20/2009 NA 06/22/2009 06/19/2009 $69.55 06/19/2009 06/18/2009 $71.37 06/18/2009 06/17/2009 $71.03 06/17/2009 06/16/2009 $70.47 06/16/2009 06/15/2009 $70.62 NA 06/14/2009 NA NA 06/13/2009 NA 06/15/2009 06/12/2009 $72.04 06/12/2009 06/11/2009 $72.68 06/11/2009 06/10/2009 $71.33 06/10/2009 06/09/2009 $70.01 06/09/2009 06/08/2009 $68.09 NA 06/07/2009 NA NA 06/06/2009 NA 06/08/2009 06/05/2009 $68.44 06/05/2009 06/04/2009 $68.81 06/04/2009 06/03/2009 $66.12 06/03/2009 06/02/2009 $68.55 06/02/2009 06/01/2009 $68.58 Month To Date $69.68
Reported Date Closing Date Price NA 05/31/2009 NA NA 05/30/2009 NA 06/01/2009 05/29/2009 $66.31 05/29/2009 05/28/2009 $65.08 05/28/2009 05/27/2009 $63.45 05/27/2009 05/26/2009 $62.45 NA 05/25/2009 NA NA 05/24/2009 NA NA 05/23/2009 NA 05/26/2009 05/22/2009 $61.17 05/22/2009 05/21/2009 $60.55 05/21/2009 05/20/2009 $62.02 05/20/2009 05/19/2009 $59.65 05/19/2009 05/18/2009 $59.03 NA 05/17/2009 NA NA 05/16/2009 NA 05/18/2009 05/15/2009 $56.34 05/15/2009 05/14/2009 $58.62 05/14/2009 05/13/2009 $58.02 05/13/2009 05/12/2009 $58.85 05/12/2009 05/11/2009 $58.50 NA 05/10/2009 NA NA 05/09/2009 NA 05/11/2009 05/08/2009 $58.63 05/08/2009 05/07/2009 $56.71 05/07/2009 05/06/2009 $56.34 05/06/2009 05/05/2009 $53.84 05/05/2009 05/04/2009 $54.47 NA 05/03/2009 NA NA 05/02/2009 NA 05/04/2009 05/01/2009 $53.20 Month To Date $59.16
Reported Date Closing Date Price 05/01/2009 04/30/2009 $51.12 04/30/2009 04/29/2009 $50.97 04/29/2009 04/28/2009 $49.92 04/28/2009 04/27/2009 $50.14 NA 04/26/2009 NA NA 04/25/2009 NA 04/27/2009 04/24/2009 $50.80 04/24/2009 04/23/2009 $48.62 04/23/2009 04/22/2009 $47.35 04/22/2009 04/21/2009 $46.51 04/21/2009 04/20/2009 $45.88 NA 04/19/2009 NA NA 04/18/2009 NA 04/20/2009 04/17/2009 $50.33 04/17/2009 04/16/2009 $49.98 04/16/2009 04/15/2009 $49.25 04/15/2009 04/14/2009 $49.41 04/14/2009 04/13/2009 $50.05 NA 04/11/2009 NA NA 04/10/2009 NA 04/13/2009 04/09/2009 $52.24 04/09/2009 04/08/2009 $49.38 04/08/2009 04/07/2009 $49.15 04/07/2009 04/06/2009 $51.05 NA 04/05/2009 NA NA 04/04/2009 NA 04/06/2009 04/03/2009 $52.51 04/03/2009 04/02/2009 $52.64 04/02/2009 04/01/2009 $48.39 Month To Date $49.79
Reported Date Closing Date Price 04/01/2009 03/31/2009 $49.66 03/31/2009 03/30/2009 $48.41 NA 03/29/2009 NA NA 03/28/2009 NA 03/30/2009 03/27/2009 $52.38 03/27/2009 03/26/2009 $54.34 03/26/2009 03/25/2009 $52.27 03/25/2009 03/24/2009 $53.48 03/24/2009 03/23/2009 $53.00 NA 03/22/2009 NA NA 03/21/2009 NA 03/23/2009 03/20/2009 $51.06 03/20/2009 03/19/2009 $51.61 03/19/2009 03/18/2009 $48.14 03/18/2009 03/17/2009 $49.16 03/17/2009 03/16/2009 $47.35 NA 03/15/2009 NA NA 03/14/2009 NA 03/16/2009 03/13/2009 $46.25 03/13/2009 03/12/2009 $47.03 03/12/2009 03/11/2009 $42.33 03/11/2009 03/10/2009 $45.71 03/10/2009 03/09/2009 $47.07 NA 03/08/2009 NA NA 03/07/2009 NA 03/09/2009 03/06/2009 $45.52 03/06/2009 03/05/2009 $43.61 03/05/2009 03/04/2009 $45.38 03/04/2009 03/03/2009 $41.65 03/03/2009 03/02/2009 $40.15 NA 03/01/2009 NA Month To Date $47.98
Reported Date Closing Date Price NA 02/28/2009 NA 03/02/2009 02/27/2009 $44.76 02/27/2009 02/26/2009 $45.22 02/26/2009 02/25/2009 $42.50 02/25/2009 02/24/2009 $38.96 02/24/2009 02/23/2009 $37.59 NA 02/22/2009 NA NA 02/21/2009 NA 02/23/2009 02/20/2009 $38.94 02/20/2009 02/19/2009 $39.48 02/19/2009 02/18/2009 $34.62 02/18/2009 02/17/2009 $34.93 NA 02/16/2009 NA NA 02/15/2009 NA NA 02/14/2009 NA 02/17/2009 02/13/2009 $37.51 02/13/2009 02/12/2009 $33.98 02/12/2009 02/11/2009 $35.94 02/11/2009 02/10/2009 $37.55 02/10/2009 02/09/2009 $39.56 NA 02/08/2009 NA NA 02/07/2009 NA 02/09/2009 02/06/2009 $40.17 02/06/2009 02/05/2009 $41.17 02/05/2009 02/04/2009 $40.32 02/04/2009 02/03/2009 $40.78 02/03/2009 02/02/2009 $40.08 NA 02/01/2009 NA Month To Date $39.16
Reported Date Closing Date Price NA 01/31/2009 NA 02/02/2009 01/30/2009 $41.68 01/30/2009 01/29/2009 $41.44 01/29/2009 01/28/2009 $42.16 01/28/2009 01/27/2009 $41.58 01/27/2009 01/26/2009 $45.73 NA 01/25/2009 NA NA 01/24/2009 NA 01/26/2009 01/23/2009 $45.47 01/23/2009 01/22/2009 $42.27 01/22/2009 01/21/2009 $42.25 01/21/2009 01/20/2009 $38.74 01/20/2009 01/19/2009 NA NA 01/18/2009 NA NA 01/17/2009 NA 01/19/2009 01/16/2009 $36.51 01/16/2009 01/15/2009 $35.40 01/15/2009 01/14/2009 $37.28 01/14/2009 01/13/2009 $37.78 01/13/2009 01/12/2009 $37.59 NA 01/11/2009 NA NA 01/10/2009 NA 01/12/2009 01/09/2009 $40.83 01/09/2009 01/08/2009 $41.70 01/08/2009 01/07/2009 $42.63 01/07/2009 01/06/2009 $48.58 01/06/2009 01/05/2009 $48.81 NA 01/04/2009 NA NA 01/03/2009 NA 01/05/2009 01/02/2009 $46.34 NA 01/01/2009 NA Month To Date $41.74
Reported Date Closing Date Price 1/2/2009 12/31/2008 $44.60 12/31/2008 12/30/2008 $39.03 12/30/2008 12/29/2008 $40.02 NA 12/28/2008 NA NA 12/27/2008 NA 12/29/2008 12/26/2008 NA NA 12/25/2008 NA 12/26/2008 12/24/2008 $32.35 12/24/2008 12/23/2008 $33.98 12/23/2008 12/22/2008 $30.81 NA 12/21/2008 NA NA 12/20/2008 NA 12/22/2008 12/19/2008 $33.87 12/19/2008 12/18/2008 $36.22 12/18/2008 12/17/2008 $40.06 12/17/2008 12/16/2008 $43.60 12/16/2008 12/15/2008 $44.51 NA 12/14/2008 NA NA 12/13/2008 NA 12/15/2008 12/12/2008 $46.28 12/12/2008 12/11/2008 $47.98 12/11/2008 12/10/2008 $43.52 12/10/2008 12/09/2008 $42.07 12/09/2008 12/08/2008 $43.71 NA 12/07/2008 NA NA 12/06/2008 NA 12/08/2008 12/05/2008 $40.81 12/05/2008 12/04/2008 $43.67 12/04/2008 12/03/2008 $46.79 12/03/2008 12/02/2008 $46.96 12/02/2008 12/01/2008 $49.28 Month To Date $41.43
Reported Date Closing Date Price NA 11/30/2008 NA NA 11/29/2008 NA NA 11/28/2008 NA NA 11/27/2008 NA 12/01/2008 11/26/2008 $54.44 11/26/2008 11/25/2008 $49.77 11/25/2008 11/24/2008 $53.30 NA 11/23/2008 NA NA 11/22/2008 NA 11/24/2008 11/21/2008 $49.13 11/21/2008 11/20/2008 $49.62 11/20/2008 11/19/2008 $53.62 11/19/2008 11/18/2008 $54.39 11/18/2008 11/17/2008 $54.95 NA 11/16/2008 NA NA 11/15/2008 NA 11/17/2008 11/14/2008 $57.04 11/14/2008 11/13/2008 $58.24 11/13/2008 11/12/2008 $56.16 11/12/2008 11/11/2008 $59.33 11/11/2008 11/10/2008 $62.41 NA 11/09/2008 NA NA 11/08/2008 NA 11/10/2008 11/07/2008 $61.04 11/07/2008 11/06/2008 $60.77 11/06/2008 11/05/2008 $65.30 11/05/2008 11/04/2008 $70.53 11/04/2008 11/03/2008 $63.91 NA 11/02/2008 NA NA 11/01/2008 NA Month To Date $57.44
Reported Date Closing Date Price 11/03/2008 10/31/2008 $67.81 10/31/2008 10/30/2008 $65.96 10/30/2008 10/29/2008 $68.70 10/29/2008 10/28/2008 $62.73 10/28/2008 10/27/2008 $63.22 NA 10/26/2008 NA NA 10/25/2008 NA 10/25/2008 10/24/2008 $63.05 10/24/2008 10/23/2008 $66.74 10/23/2008 10/22/2008 $65.96 10/22/2008 10/21/2008 $70.89 10/21/2008 10/20/2008 $74.25 NA 10/19/2008 NA NA 10/18/2008 NA 10/20/2008 10/17/2008 $71.85 10/17/2008 10/16/2008 $69.85 10/16/2008 10/15/2008 $74.55 10/15/2008 10/14/2008 $78.63 10/14/2008 10/13/2008 $81.19 NA 10/12/2008 NA NA 10/11/2008 NA 10/13/2008 10/10/2008 $77.70 10/10/2008 10/09/2008 $86.60 10/09/2008 10/08/2008 $88.95 10/08/2008 10/07/2008 $90.06 10/07/2008 10/06/2008 $87.82 NA 10/05/2008 NA NA 10/04/2008 NA 10/06/2008 10/03/2008 $93.89 10/03/2008 10/02/2008 $93.97 10/02/2008 10/01/2008 $98.53 Month To Date $76.65
Reported Date Closing Date Price 10/01/2008 09/30/2008 $100.64 09/30/2008 09/29/2008 $96.38 NA 09/28/2008 NA NA 09/27/2008 NA 09/29/2008 09/26/2008 $106.90 09/26/2008 09/25/2008 $108.02 09/25/2008 09/24/2008 $106.73 09/24/2008 09/23/2008 $107.86 09/23/2008 09/22/2008 $120.92 NA 09/21/2008 NA NA 09/20/2008 NA 09/22/2008 09/19/2008 $104.55 09/19/2008 09/18/2008 $97.88 09/18/2008 09/17/2008 $97.16 09/17/2008 09/16/2008 $91.15 09/16/2008 09/15/2008 $95.71 NA 09/14/2008 NA NA 09/13/2008 NA 09/15/2008 09/12/2008 $101.18 09/12/2008 09/11/2008 $100.87 09/11/2008 09/10/2008 $102.58 09/10/2008 09/09/2008 $103.26 09/09/2008 09/08/2008 $106.34 NA 09/07/2008 NA NA 09/06/2008 NA 09/08/2008 09/05/2008 $106.23 09/05/2008 09/04/2008 $107.89 09/04/2008 09/03/2008 $109.35 09/03/2008 09/02/2008 $110.21 NA 09/01/2008 NA Month To Date $103.90
Reported Date Closing Date Price NA 8/31/2008 NA NA 8/30/2008 NA 9/2/2008 8/29/2008 $115.96 8/29/2008 8/28/2008 $116.09 8/28/2008 8/27/2008 $118.65 8/27/2008 8/26/2008 $116.77 8/26/2008 8/25/2008 $115.27 NA 8/24/2008 NA NA 8/23/2008 NA 8/25/2008 8/22/2008 $114.70 8/22/2008 8/21/2008 $120.93 8/21/2008 8/20/2008 $114.98 8/20/2008 8/19/2008 $114.53 8/19/2008 8/18/2008 $112.88 NA 8/17/2008 NA NA 8/16/2008 NA 8/18/2008 8/15/2008 $113.77 8/15/2008 8/14/2008 $115.00 8/14/2008 8/13/2008 $116.00 8/13/2008 8/12/2008 $113.02 8/12/2008 8/11/2008 $114.45 NA 8/10/2008 NA NA 8/09/2008 NA 8/11/2008 8/08/2008 $115.20 8/08/2008 8/07/2008 $120.02 8/07/2008 8/06/2008 $118.58 8/06/2008 8/05/2008 $119.17 8/05/2008 8/04/2008 $121.41 N/A 8/03/2008 N/A N/A 8/02/2008 N/A 8/04/2008 8/01/2008 $123.26 Month To Date $116.70
Reported Date Closing Date Price 8/01/2008 7/31/2008 $124.08 7/31/2008 7/30/2008 $126.77 7/30/2008 7/29/2008 $122.19 7/29/2008 7/28/2008 $124.74 NA 7/27/2008 NA NA 7/26/2008 NA 7/28/2008 7/25/2008 $123.26 7/25/2008 7/24/2008 $124.74 7/24/2008 7/23/2008 $123.69 7/23/2008 7/22/2008 $127.95 7/22/2008 7/21/2008 $131.04 N/A 7/20/2008 N/A N/A 7/19/2008 N/A 7/21/2008 7/18/2008 $128.88 7/18/2008 7/17/2008 $129.29 7/17/2008 7/16/2008 $134.60 7/16/2008 7/15/2008 $138.74 7/15/2008 7/14/2008 $145.18 NA 7/13/2008 NA NA 7/12/2008 NA 7/14/2008 7/11/2008 $145.66 7/11/2008 7/10/2008 $141.66 7/10/2008 7/9/2008 $136.06 7/9/2008 7/8/2008 $136.04 7/8/2008 7/7/2008 $141.38 N/A 7/6/2008 N/A N/A 7/5/2008 N/A N/A 7/4/2008 N/A 7/7/2008 7/3/2008 $145.28 7/3/2008 7/2/2008 $143.57 7/2/2008 7/1/2008 $140.97 Month To Date $133.44
Reported Date Closing Date Price 7/1/2008 6/30/2008 140.00 N/A 6/29/2008 N/A N/A 6/28/2008 N/A 6/30/2008 6/27/2008 $140.21 6/27/2008 6/26/2008 $139.65 6/26/2008 6/25/2008 $134.00 6/25/2008 6/24/2008 $136.40 6/24/2008 6/23/2008 $136.00 N/A 6/22/2008 N/A N/A 6/21/2008 N/A 6/23/2008 6/20/2008 $134.63 6/20/2008 6/19/2008 $131.93 6/19/2008 6/18/2008 $136.68 6/18/2008 6/17/2008 $134.01 6/17/2008 6/16/2008 $134.62 N/A 6/15/2008 N/A N/A 6/14/2008 N/A 6/16/2008 6/13/2008 $134.87 6/13/2008 6/12/2008 $136.74 6/12/2008 6/11/2008 $136.38 6/11/2008 6/10/2008 $131.31 6/10/2008 6/09/2008 $134.35 N/A 6/08/2008 N/A N/A 6/07/2008 N/A 6/09/2008 6/06/2008 $138.55 6/06/2008 6/05/2008 $127.79 6/05/2008 6/04/2008 $122.30 6/04/2008 6/03/2008 $124.31 6/03/2008 6/02/2008 $127.76 N/A 6/01/2008 N/A Month To Date $133.93
Reported Date Closing Date Price N/A 5/31/2008 N/A 06/02/2008 5/30/2008 $127.36 5/30/2008 5/29/2008 $126.63 5/29/2008 5/28/2008 $131.04 5/28/2008 5/27/2008 $128.85 N/A 5/26/2008 N/A N/A 5/25/2008 N/A N/A 5/24/2008 N/A 5/27/2008 5/23/2008 $131.60 5/23/2008 5/22/2008 $130.22 5/22/2008 5/21/2008 $132.78 5/21/2008 5/20/2008 $129.08 5/20/2008 5/19/2008 $127.06 N/A 5/18/2008 N/A N/A 5/17/2008 N/A 5/19/2008 5/16/2008 $126.30 5/16/2008 5/15/2008 $124.12 5/15/2008 5/14/2008 $124.23 5/14/2008 5/13/2008 $125.80 5/13/2008 5/12/2008 $124.24 N/A 5/11/2008 N/A N/A 5/10/2008 N/A 5/12/2008 5/9/2008 $125.97 5/9/2008 5/8/2008 $123.70 5/8/2008 5/7/2008 $123.53 5/7/2008 5/6/2008 $121.85 5/6/2008 5/5/2008 $119.97 N/A 5/04/2008 N/A N/A 5/03/2008 N/A 5/05/2008 5/02/2008 $116.32 5/02/2008 5/01/2008 $112.52 Month To Date $125.39
Reported Date Closing Date Price 5/01/2008 4/30/2008 $113.46 4/30/2008 4/29/2008 $115.63 4/29/2008 4/28/2008 $118.75 N/A 4/27/2008 N/A N/A 4/26/2008 N/A 4/28/2008 4/25/2008 $121.57 4/25/2008 4/24/2008 $117.16 4/24/2008 4/23/2008 $120.44 4/23/2008 4/22/2008 $119.38 4/22/2008 4/21/2008 $117.48 N/A 4/20/2008 N/A N/A 4/19/2008 N/A 4/21/2008 4/18/2008 $116.69 4/18/2008 4/17/2008 $114.86 4/17/2008 4/16/2008 $114.93 4/16/2008 4/15/2008 $113.79 4/15/2008 4/14/2008 $111.76 N/A 4/13/2008 N/A N/A 4/12/2008 N/A 4/14/2008 4/11/2008 $110.15 4/11/2008 4/10/2008 $110.12 4/10/2008 4/09/2008 $110.87 4/09/2008 4/08/2008 $108.50 4/08/2008 4/07/2008 $105.03 N/A 4/06/2008 N/A N/A 4/05/2008 N/A 4/07/2008 4/04/2008 $106.23 4/04/2008 4/03/2008 $103.84 4/03/2008 4/02/2008 $104.84 4/02/2008 4/01/2008 $100.98 Month To Date $112.57
Reported Date Closing Date Price 4/01/2008 3/31/2008 $101.59 N/A 3/30/2008 N/A N/A 3/29/2008 N/A 3/31/2008 3/28/2008 $105.63 3/28/2008 3/27/2008 $107.59 3/27/2008 3/26/2008 $105.90 3/26/2008 3/25/2008 $100.98 3/25/2008 3/24/2008 $101.07 N/A 3/23/2008 N/A N/A 3/22/2008 N/A N/A 3/21/2008 N/A 3/24/2008 3/20/2008 $104.49 3/20/2008 3/19/2008 $104.49 3/19/2008 3/18/2008 $109.42 3/18/2008 3/17/2008 $105.68 N/A 3/16/2008 N/A N/A 3/15/2008 N/A 3/17/2008 3/14/2008 $110.21 3/14/2008 3/13/2008 $110.33 3/13/2008 3/12/2008 $109.93 3/12/2008 3/11/2008 $108.76 3/11/2008 3/10/2008 $107.90 N/A 3/09/2008 N/A N/A 3/08/2008 N/A 3/08/2008 3/07/2008 $105.16 3/07/2008 3/06/2008 $105.48 3/06/2008 3/05/2008 $104.52 3/05/2008 3/04/2008 $99.52 3/04/2008 3/03/2008 $102.46 N/A 3/02/2008 N/A N/A 3/01/2008 N/A Month To Date $105.56
Reported Date Closing Date Price 3/03/2008 2/29/2008 $101.85 2/29/2008 2/28/2008 $102.60 2/28/2008 2/27/2008 $99.65 2/27/2008 2/26/2008 $100.89 2/26/2008 2/25/2008 $99.41 2/25/2008 2/22/2008 $98.91 2/22/2008 2/21/2008 $98.39 2/21/2008 2/20/2008 $100.75 2/20/2008 2/19/2008 $100.01 N/A 2/18/2008 N/A N/A 2/17/2008 N/A N/A 2/16/2008 N/A 2/19/2008 2/15/2008 $95.51 2/15/2008 2/14/2008 $95.47 2/14/2008 2/13/2008 $92.79 2/13/2008 2/12/2008 $92.79 2/12/2008 2/11/2008 $93.60 N/A 2/10/2008 N/A N/A 2/09/2008 N/A 2/11/2008 2/08/2008 $91.78 2/08/2008 2/07/2008 $88.12 2/07/2008 2/06/2008 $87.15 2/06/2008 2/05/2008 $88.42 2/05/2008 2/04/2008 $90.02 N/A 2/03/2008 N/A N/A 2/02/2008 N/A 2/04/2008 2/01/2008 $88.97 Month To Date $95.35
Reported Date Closing Date Price 2/01/2008 1/31/2008 $91.76 1/31/2008 1/30/2008 $92.34 1/30/2008 1/29/2008 $91.65 1/29/2008 1/28/2008 $90.99 N/A 1/27/2008 N/A N/A 1/26/2008 N/A 1/28/2008 1/25/2008 $90.71 1/25/2008 1/24/2008 $89.41 1/24/2008 1/23/2008 $87.32 1/23/2008 1/22/2008 $89.86 N/A 1/20/2008 N/A N/A 1/19/2008 N/A 1/21/2008 1/18/2008 90.58 1/18/2008 1/17/2008 90.14 1/17/2008 1/16/2008 90.85 1/16/2008 1/15/2008 91.91 1/15/2008 1/14/2008 94.21 N/A 1/13/2008 N/A N/A 1/12/2008 N/A 1/14/2008 1/11/2008 $92.70 1/11/2008 1/10/2008 $93.72 1/10/2008 1/09/2008 $95.68 1/09/2008 1/08/2008 $96.34 1/08/2008 1/07/2008 $95.10 N/A 1/06/2008 N/A N/A 1/05/2008 N/A 1/07/2008 1/04/2008 $97.92 1/04/2008 1/03/2008 $99.19 1/03/2008 1/02/2008 $99.63 Month To Date $92.95
Reported Date Closing Date Price 1/2/2008 12/31/2007 N/A N/A 12/30/2007 N/A N/A 12/29/2007 N/A 12/31/2007 12/28/2007 $96.01 12/28/2007 12/27/2007 $96.63 12/27/2007 12/26/2007 $95.98 12/26/2007 12/25/2007 N/A N/A 12/24/2007 N/A N/A 12/23/2007 N/A N/A 12/22/2007 N/A 12/24/2007 12/21/2007 $93.32 12/21/2007 12/20/2007 $90.97 12/20/2007 12/19/2007 $91.05 12/19/2007 12/18/2007 $90.50 12/18/2007 12/17/2007 $90.64 N/A 12/16/2007 N/A N/A 12/15/2007 N/A 12/17/2007 12/14/2007 $91.28 12/14/2007 12/13/2007 $92.26 12/13/2007 12/12/2007 $94.40 12/12/2007 12/11/2007 $90.03 12/11/2007 12/10/2007 $87.87 N/A 12/09/2007 N/A N/A 12/08/2007 N/A 12/10/2007 12/07/2007 $88.29 12/07/2007 12/06/2007 $90.24 12/06/2007 12/05/2007 $87.50 12/05/2007 12/04/2007 $88.33 12/04/2007 12/03/2007 $89.32 Month To Date $91.37
Reported Date Closing Date Price 12/03/2007 11/30/2007 $88.72 11/30/2007 11/29/2007 $91.02 11/29/2007 11/28/2007 $90.63 11/28/2007 11/27/2007 $94.43 11/27/2007 11/26/2007 $97.71 N/A 11/25/2007 N/A N/A 11/24/2007 N/A 11/26/2007 11/23/2007 $98.18 N/A 11/22/2007 N/A 11/23/2007 11/21/2007 $97.79 11/21/2007 11/20/2007 $98.83 11/20/2007 11/19/2007 $95.75 N/A 11/18/2007 N/A N/A 11/17/2007 N/A 11/19/2007 11/16/2007 $95.10 11/16/2007 11/15/2007 $93.44 11/15/2007 11/14/2007 $94.10 11/14/2007 11/13/2007 $91.18 11/13/2007 11/12/2007 $94.63 N/A 11/11/2007 N/A N/A 11/10/2007 N/A 11/12/2007 11/09/2007 $96.33 11/09/2007 11/08/2007 $95.47 11/08/2007 11/07/2007 $96.38 11/07/2007 11/06/2007 $93.99 11/06/2007 11/05/2007 $93.99 N/A 11/04/2007 N/A N/A 11/03/2007 N/A 11/05/2007 11/02/2007 $95.94 11/02/2007 11/01/2007 $93.49 Month To Date $94.62
Reported Date Closing Date Price 11/01/2007 10/31/2007 $94.54 10/31/2007 10/30/2007 $90.39 10/30/2007 10/29/2007 $93.53 N/A 10/28/2007 N/A N/A 10/27/2007 N/A 10/29/2007 10/26/2007 $91.87 10/26/2007 10/25/2007 $92.97 10/25/2007 10/24/2007 $89.36 10/24/2007 10/23/2007 $86.48 10/23/2007 10/22/2007 $87.57 N/A 10/21/2007 N/A N/A 10/20/2007 N/A 10/22/2007 10/19/2007 $88.61 10/19/2007 10/18/2007 $89.48 10/18/2007 10/17/2007 $87.41 10/17/2007 10/16/2007 $87.62 10/16/2007 10/15/2007 $86.14 N/A 10/14/2007 N/A N/A 10/13/2007 N/A 10/15/2007 10/12/2007 $83.70 10/12/2007 10/11/2007 $83.09 10/11/2007 10/10/2007 $81.31 10/10/2007 10/09/2007 $80.27 10/09/2007 10/08/2007 $79.03 N/A 10/07/2007 N/A N/A 10/06/2007 N/A 10/08/2007 10/05/2007 $81.23 10/05/2007 10/04/2007 $81.45 10/04/2007 10/03/2007 $79.98 10/03/2007 10/02/2007 $80.06 10/02/2007 10/01/2007 $80.25 Month To Date $85.93
Reported Date Closing Date Price N/A 9/30/2007 N/A N/A 9/29/2007 N/A 10/01/2007 9/28/2007 $81.67 9/28/2007 9/27/2007 $82.89 9/27/2007 9/26/2007 $80.31 9/26/2007 9/25/2007 $81.64 9/25/2007 9/24/2007 $82.67 N/A 9/23/2007 N/A N/A 9/22/2007 N/A 9/24/2007 9/21/2007 $83.36 9/21/2007 9/20/2007 $83.33 9/20/2007 9/19/2007 $81.94 9/19/2007 9/18/2007 $81.52 9/18/2007 9/17/2007 $80.57 N/A 9/16/2007 N/A N/A 9/15/2007 N/A 9/17/2007 9/14/2007 $79.11 9/14/2007 9/13/2007 $80.10 9/13/2007 9/12/2007 $79.92 9/12/2007 9/11/2007 $78.24 9/11/2007 9/10/2007 $77.50 N/A 9/09/2007 N/A N/A 9/08/2007 N/A 9/10/2007 9/07/2007 $76.71 9/07/2007 9/06/2007 $76.31 9/06/2007 9/05/2007 $75.74 9/05/2007 9/04/2007 $75.08 N/A 9/03/2007 N/A N/A 9/02/2007 N/A N/A 9/01/2007 N/A Month To Date $79.93
Reported Date Closing Date Price 9/01/2007 8/31/2007 74.05 8/31/2007 8/30/2007 73.37 8/30/2007 8/29/2007 73.52 8/29/2007 8/28/2007 71.74 8/28/2007 8/27/2007 71.98 N/A 8/26/2007 N/A N/A 8/25/2007 N/A 8/27/2007 8/24/2007 71.39 8/24/2007 8/23/2007 70.04 8/23/2007 8/22/2007 69.32 8/22/2007 8/21/2007 69.48 8/21/2007 8/20/2007 71.13 N/A 8/19/2007 N/A N/A 8/18/2007 N/A 8/20/2007 8/17/2007 71.99 8/17/2007 8/16/2007 71.01 8/16/2007 8/15/2007 73.34 8/15/2007 8/14/2007 72.39 8/14/2007 8/13/2007 71.62 N/A 8/12/2007 N/A N/A 8/11/2007 N/A 8/13/2007 8/10/2007 71.47 8/10/2007 8/09/2007 71.60 8/09/2007 8/08/2007 72.18 8/08/2007 8/07/2007 72.43 8/07/2007 8/06/2007 72.07 N/A 8/05/2007 N/A N/A 8/04/2007 N/A 8/06/2007 8/03/2007 75.49 8/03/2007 8/02/2007 76.87 8/02/2007 8/01/2007 76.54 Month To Date $72.39
Reported Date Closing Date Price 8/01/2007 7/31/2007 78.22 7/31/2007 7/30/2007 76.84 N/A 7/29/2007 N/A N/A 7/28/2007 N/A 7/30/2007 7/27/2007 77.03 7/27/2007 7/26/2007 74.96 7/26/2007 7/25/2007 75.99 7/25/2007 7/24/2007 73.52 7/24/2007 7/23/2007 74.70 N/A 7/22/2007 N/A N/A 7/21/2007 N/A 7/23/2007 7/20/2007 75.58 7/20/2007 7/19/2007 75.93 7/19/2007 7/18/2007 75.06 7/18/2007 7/17/2007 74.03 7/17/2007 7/16/2007 74.16 N/A 7/15/2007 N/A N/A 7/14/2007 N/A 7/16/2007 7/13/2007 73.94 7/13/2007 7/12/2007 72.51 7/12/2007 7/11/2007 72.57 7/11/2007 7/10/2007 72.82 7/10/2007 7/9/2007 72.20 N/A 7/8/2007 N/A N/A 7/7/2007 N/A 7/9/2007 7/6/2007 $72.82 7/6/2007 7/5/2007 $71.82 N/A 7/4/2007 N/A 7/5/2007 7/3/2007 $71.42 7/3/2007 7/2/2007 $71.10 N/A 7/1/2007 N/A Month To Date $74.15
Reported Date Closing Date Price 7/02/2007 6/29/2007 $70.69 6/29/2007 6/28/2007 $69.57 6/28/2007 6/27/2007 $68.98 6/27/2007 6/26/2007 $67.78 6/26/2007 6/25/2007 $68.94 N/A 6/24/2007 N/A N/A 6/23/2007 N/A 6/25/2007 6/22/2007 $68.90 6/22/2007 6/21/2007 $67.93 6/21/2007 6/20/2007 $68.20 6/20/2007 6/19/2007 $69.11 6/19/2007 6/18/2007 $69.10 N/A 6/17/2007 N/A N/A 6/16/2007 N/A 6/18/2007 6/15/2007 $68.00 6/15/2007 6/14/2007 $67.66 6/14/2007 6/13/2007 $66.27 6/13/2007 6/12/2007 $65.36 6/12/2007 6/11/2007 $65.97 N/A 6/10/2007 N/A N/A 6/9/2007 N/A 6/11/2007 6/8/2007 $64.76 6/8/2007 6/7/2007 $66.93 6/7/2007 6/6/2007 $65.97 6/6/2007 6/5/2007 $65.62 6/5/2007 6/4/2007 $66.22 6/4/2007 6/1/2007 $65.09 Month To Date $67.48
Reported Date Closing Date Price 6/01/2007 5/31/2007 $64.02 5/31/2007 5/30/2007 $63.50 5/30/2007 5/29/2007 $63.16 N/A 5/28/2007 N/A N/A 5/27/2007 N/A N/A 5/26/2007 N/A 5/29/2007 5/25/2007 64.76 5/25/2007 5/24/2007 $63.59 5/24/2007 5/23/2007 $65.08 5/23/2007 5/22/2007 $64.98 5/22/2007 5/21/2007 $66.28 N/A 5/20/2007 N/A N/A 5/19/2007 N/A 5/21/2007 5/18/2007 $64.95 5/18/2007 5/17/2007 $64.87 5/17/2007 5/16/2007 $62.56 5/16/2007 5/15/2007 $63.18 5/15/2007 5/14/2007 $62.47 N/A 5/13/2007 N/A N/A 5/12/2007 N/A 5/14/2007 5/11/2007 $62.38 5/11/2007 5/10/2007 $61.82 5/10/2007 5/9/2007 $61.56 5/9/2007 5/8/2007 $62.27 5/8/2007 5/7/2007 $61.48 N/A 5/6/2007 N/A N/A 5/5/2007 N/A 5/7/2007 5/4/2007 $61.94 5/4/2007 5/3/2007 $63.20 5/3/2007 5/2/2007 $63.68 5/2/2007 5/1/2007 $64.41 Month To Date $63.46
Reported Date Closing Date Price 5/01/2007 4/30/2007 $65.71 4/30/2007 4/27/2007 $66.47 4/27/2007 4/26/2007 $65.07 4/26/2007 4/25/2007 $65.12 4/25/2007 4/24/2007 $63.91 4/24/2007 4/23/2007 $65.35 N/A 4/22/2007 N/A N/A 4/21/2007 N/A 4/23/2007 4/20/2007 $63.39 4/20/2007 4/19/2007 $61.84 4/19/2007 4/18/2007 $63.14 4/18/2007 4/17/2007 $63.11 4/17/2007 4/16/2007 $63.85 N/A 4/15/2007 N/A N/A 4/14/2007 N/A 4/16/2007 4/13/2007 $63.64 4/13/2007 4/12/2007 $63.86 4/12/2007 4/11/2007 $62.02 4/11/2007 4/10/2007 $61.90 4/10/2007 4/9/2007 $61.52 N/A 4/8/2007 N/A N/A 4/7/2007 N/A N/A 4/6/2007 N/A 4/6/2007 4/5/2007 $64.29 4/5/2007 4/4/2007 $64.39 4/4/2007 4/3/2007 $64.65 4/3/2007 4/2/2007 $65.95 Month To Date $63.96
Reported Date Closing Date Price 4/2/2007 3/30/2007 $65.88 3/30/2007 3/29/2007 $66.04 3/29/2007 3/28/2007 $64.09 3/28/2007 3/27/2007 $62.94 3/27/2007 3/26/2007 $62.92 N/A 3/25/2007 N/A N/A 3/24/2007 N/A 3/26/2007 3/23/2007 $61.49 3/23/2007 3/22/2007 $60.65 3/22/2007 3/21/2007 $57.37 3/21/2007 3/20/2007 $56.74 3/20/2007 3/19/2007 $56.60 N/A 3/18/2007 N/A N/A 3/17/2007 N/A 3/19/2007 3/16/2007 $57.12 3/16/2007 3/15/2007 $57.56 3/15/2007 3/14/2007 $58.17 3/14/2007 3/13/2007 $57.94 3/13/2007 3/12/2007 $58.92 N/A 3/11/2007 N/A N/A 3/10/2007 N/A 3/12/2007 3/9/2007 $60.06 3/9/2007 3/8/2007 $61.65 3/8/2007 3/7/2007 $61.83 3/7/2007 3/6/2007 $60.70 3/6/2007 3/5/2007 $60.08 N/A 3/4/2007 N/A N/A 3/3/2007 N/A 3/5/2007 3/2/2007 $61.65 3/2/2007 3/1/2007 $62.01 Month To Date $60.56
Reported Date Closing Date Price 3/01/2007 2/28/2007 $61.80 2/28/2007 2/27/2007 $61.47 2/27/2007 2/26/2007 $61.40 2/26/2007 2/23/2007 $60.53 2/23/2007 2/22/2007 $59.56 2/22/2007 2/21/2007 $59.53 2/21/2007 2/20/2007 $58.08 N/A 2/19/2007 N/A N/A 2/18/2007 N/A N/A 2/17/2007 N/A 2/20/2007 2/16/2007 $59.41 2/16/2007 2/15/2007 $58.00 2/15/2007 2/14/2007 $58.00 2/14/2007 2/13/2007 $59.06 2/13/2007 2/12/2007 $57.82 N/A 2/11/2007 N/A N/A 2/10/2007 N/A 2/12/2007 2/9/2007 $59.90 2/9/2007 2/8/2007 $59.72 2/8/2007 2/7/2007 $57.72 2/7/2007 2/6/2007 $58.89 2/6/2007 2/5/2007 $58.75 N/A 2/4/2007 N/A N/A 2/3/2007 N/A 2/5/2007 2/2/2007 $59.03 2/2/2007 2/1/2007 $57.31 Month To Date $59.26
Reported Date Closing Date Price 2/1/2007 1/31/2007 $58.15 1/31/2007 1/30/2007 $56.98 1/30/2007 1/29/2007 $54.02 N/A 1/28/2007 N/A N/A 1/27/2007 N/A 1/29/2007 1/26/2007 $55.43 1/26/2007 1/25/2007 $53.59 1/25/2007 1/24/2007 $54.73 1/24/2007 1/23/2007 $53.90 1/23/2007 1/22/2007 $51.14 N/A 1/21/2007 N/A N/A 1/20/2007 N/A 1/22/2007 1/19/2007 $52.00 1/19/2007 1/18/2007 $50.49 1/18/2007 1/17/2007 $52.25 1/17/2007 1/16/2007 $51.22 N/A 1/15/2007 N/A N/A 1/14/2007 N/A N/A 1/13/2007 N/A 1/15/2007 1/12/2007 $53.00 1/12/2007 1/11/2007 $51.89 1/11/2007 1/10/2007 $54.03 1/10/2007 1/9/2007 $55.65 1/9/2007 1/8/2007 $56.10 N/A 1/7/2007 N/A N/A 1/6/2007 N/A 1/8/2007 1/5/2007 56.32 1/5/2007 1/4/2007 55.60 1/4/2007 1/3/2007 58.33 N/A 1/2/2007 N/A N/A 1/1/2007 N/A Month To Date $54.24
Reported Date Closing Date Price N/A 12/31/2006 N/A N/A 12/30/2006 N/A 01/02/2007 12/29/2006 61.06 N/A 12/28/2006 N/A 12/28/2006 12/27/2006 60.35 12/27/2006 12/26/2006 61.11 N/A 12/25/2006 N/A N/A 12/24/2006 N/A N/A 12/23/2006 N/A 12/26/2006 12/22/2006 61.92 12/22/2006 12/21/2006 61.97 12/21/2006 12/20/2006 63.23 12/20/2006 12/19/2006 63.16 12/19/2006 12/18/2006 62.22 12/18/2006 12/15/2006 63.44 12/15/2006 12/14/2006 62.52 12/14/2006 12/13/2006 61.38 12/13/2006 12/12/2006 61.03 12/12/2006 12/11/2006 61.23 N/A 12/10/2006 N/A N/A 12/9/2006 N/A 12/11/2006 12/8/2006 62.04 12/8/2006 12/7/2006 62.50 12/7/2006 12/6/2006 62.20 12/6/2006 12/5/2006 62.44 12/5/2006 12/4/2006 62.90 N/A 12/3/2006 N/A N/A 12/2/2006 N/A 12/4/2006 12/1/2006 63.44 Month To Date $62.03
Reported Date Closing Date Price 12/1/2006 11/30/2006 63.14 11/30/2006 11/29/2006 62.47 11/29/2006 11/28/2006 61.00 11/28/2006 11/27/2006 60.33 N/A 11/26/2006 N/A N/A 11/25/2006 N/A N/A 11/24/2006 N/A N/A 11/23/2006 N/A 11/27/2006 11/22/2006 58.45 11/22/2006 11/21/2006 58.03 11/21/2006 11/20/2006 56.46 N/A 11/19/2006 N/A N/A 11/18/2006 N/A 11/20/2006 11/17/2006 60.32 11/17/2006 11/16/2006 56.27 11/16/2006 11/15/2006 58.77 11/15/2006 11/14/2006 58.29 11/14/2006 11/13/2006 58.59 N/A 11/12/2006 N/A N/A 11/11/2006 N/A 11/13/2006 11/10/2006 59.60 11/10/2006 11/9/2006 61.17 11/9/2006 11/8/2006 59.84 11/8/2006 11/7/2006 58.94 11/7/2006 11/6/2006 60.03 N/A 11/5/2006 N/A N/A 11/4/2006 N/A 11/6/2006 11/3/2006 59.15 11/3/2006 11/2/2006 57.89 11/2/2006 11/1/2006 58.72 Month To Date $59.37
Reported Date Closing Date Price 11/1/2006 10/31/2006 58.74 10/31/2006 10/30/2006 59.37 N/A 10/29/2006 N/A N/A 10/28/2006 N/A 10/30/2006 10/27/2006 60.76 10/27/2006 10/26/2006 60.37 10/26/2006 10/25/2006 59.11 10/25/2006 10/24/2006 56.91 10/24/2006 10/23/2006 57.02 N/A 10/22/2006 N/A N/A 10/21/2006 N/A 10/23/2006 10/20/2006 56.83 10/20/2006 10/19/2006 58.51 10/19/2006 10/18/2006 57.66 10/18/2006 10/17/2006 58.94 10/17/2006 10/16/2006 59.59 N/A 10/15/2006 N/A N/A 10/14/2006 N/A 10/16/2006 10/13/2006 58.58 10/13/2006 10/12/2006 57.87 10/12/2006 10/11/2006 57.60 10/11/2006 10/10/2006 58.63 10/10/2006 10/9/2006 59.97 N/A 10/08/2006 N/A N/A 10/07/2006 N/A 10/9/2006 10/6/2006 59.77 10/6/2006 10/5/2006 60.04 10/5/2006 10/4/2006 58.42 10/4/2006 10/3/2006 58.69 10/3/2006 10/2/2006 61.04 N/A 10/1/2006 N/A Month To Date $58.88
Reported Date Closing Date Price N/A 9/30/2006 N/A 10/2/2006 9/29/2006 62.92 9/29/2006 9/28/2006 62.77 9/28/2006 9/27/2006 62.97 9/27/2006 9/26/2006 61.02 9/26/2006 9/25/2006 61.46 N/A 9/24/2006 N/A N/A 9/23/2006 N/A 9/25/2006 9/22/2006 60.11 9/22/2006 9/21/2006 61.05 9/21/2006 9/20/2006 60.47 9/20/2006 9/19/2006 61.67 9/19/2006 9/18/2006 63.81 N/A 9/17/2006 N/A N/A 9/16/2006 N/A 9/18/2006 9/15/2006 63.54 9/15/2006 9/14/2006 63.23 9/14/2006 9/13/2006 63.98 9/13/2006 9/12/2006 63.77 9/12/2006 9/11/2006 65.62 N/A 9/10/2006 N/A N/A 9/9/2006 N/A 9/11/2006 9/8/2006 66.26 9/8/2006 9/7/2006 67.33 9/7/2006 9/6/2006 67.51 9/6/2006 9/5/2006 68.61 N/A 9/4/2006 N/A N/A 9/3/2006 N/A N/A 9/2/2006 N/A 9/5/2006 9/1/2006 $69.20 Month To Date $63.87
Reported Date Closing Date Price 9/1/2006 8/31/2006 $70.27 8/31/2006 8/30/2006 $70.04 8/30/2006 8/29/2006 $69.72 8/29/2006 8/28/2006 $70.62 N/A 8/27/2006 N/A N/A 8/26/2006 N/A 8/28/2006 8/25/2006 $72.17 8/25/2006 8/24/2006 $72.02 8/24/2006 8/23/2006 $71.42 8/23/2006 8/22/2006 $72.64 8/22/2006 8/21/2006 $72.46 N/A 8/20/2006 N/A N/A 8/19/2006 N/A 8/21/2006 8/18/2006 $71.15 8/18/2006 8/17/2006 $70.07 8/17/2006 8/16/2006 $71.90 8/16/2006 8/15/2006 $73.06 8/15/2006 8/14/2006 $73.56 N/A 8/13/2006 N/A N/A 8/12/2006 N/A 8/14/2006 8/11/2006 $74.36 8/11/2006 8/10/2006 $74.01 8/10/2006 8/9/2006 $76.36 8/9/2006 8/8/2006 $76.32 8/8/2006 8/7/2006 $76.99 N/A 8/6/2006 N/A N/A 8/5/2006 N/A 8/7/2006 8/4/2006 $74.77 8/4/2006 8/3/2006 $75.47 8/3/2006 8/2/2006 $75.82 8/2/2006 8/1/2006 $74.92 Month To Date $73.05
Reported Date Closing Date Price 8/1/2006 7/31/2006 $74.41 N/A 7/30/2006 N/A N/A 7/29/2006 N/A 7/31/2006 7/28/2006 $73.25 7/28/2006 7/27/2006 $74.55 7/27/2006 7/26/2006 $73.95 7/26/2006 7/25/2006 $73.41 7/25/2006 7/24/2006 $74.71 N/A 7/23/2006 N/A N/A 7/22/2006 N/A 7/24/2006 7/21/2006 $73.94 7/21/2006 7/20/2006 $73.09 7/20/2006 7/19/2006 $72.67 7/19/2006 7/18/2006 $73.55 7/18/2006 7/17/2006 $75.31 N/A 7/16/2006 N/A N/A 7/15/2006 N/A 7/17/2006 7/14/2006 $77.03 7/14/2006 7/13/2006 $76.70 7/13/2006 7/12/2006 $74.95 7/12/2006 7/11/2006 $74.16 7/11/2006 7/10/2006 $73.63 N/A 7/9/2006 N/A N/A 7/8/2006 N/A 7/10/2006 7/7/2006 $74.09 7/7/2006 7/6/2006 $75.14 7/6/2006 7/5/2006 $75.19 N/A 7/4/2006 N/A N/A 7/3/2006 N/A N/A 7/2/2006 N/A N/A 7/1/2006 N/A Month To Date $74.41
Reported Date Closing Date Price 7/3/2006 6/30/2006 $73.98 6/30/2006 6/29/2006 $73.52 6/29/2006 6/28/2006 $72.19 6/28/2006 6/27/2006 $71.92 6/27/2006 6/26/2006 $71.80 N/A 6/25/2006 N/A N/A 6/24/2006 N/A 6/26/2006 6/23/2006 $70.54 6/23/2006 6/22/2006 $70.49 6/22/2006 6/21/2006 $70.70 6/21/2006 6/20/2006 $68.94 6/20/2006 6/19/2006 $68.98 N/A 6/18/2006 N/A N/A 6/17/2006 N/A 6/19/2006 6/16/2006 $69.88 6/16/2006 6/15/2006 $69.50 6/15/2006 6/14/2006 $69.14 6/14/2006 6/13/2006 $68.56 6/13/2006 6/12/2006 $70.36 N/A 6/11/2006 N/A N/A 6/10/2006 N/A 6/12/2006 6/9/2006 $71.63 6/9/2006 6/8/2006 $70.35 6/8/2006 6/7/2006 $70.82 6/7/2006 6/6/2006 $72.50 6/6/2006 6/5/2006 $72.60 N/A 6/4/2006 N/A N/A 6/3/2006 N/A 6/5/2006 6/2/2006 $72.33 6/2/2006 6/1/2006 $70.34 Month To Date $70.96
Reported Date Closing Date Price 6/1/2006 5/31/2006 $71.29 5/31/2006 5/30/2006 $72.03 N/A 5/29/2006 N/A N/A 5/28/2006 N/A N/A 5/27/2006 N/A 5/27/2006 5/26/2006 $71.37 5/26/2006 5/25/2006 $71.12 5/25/2006 5/24/2006 $69.71 5/24/2006 5/23/2006 $71.51 5/23/2006 5/22/2006 $69.23 N/A 5/21/2006 N/A N/A 5/20/2006 N/A 5/22/2006 5/19/2006 $68.54 5/19/2006 5/18/2006 $69.46 5/18/2006 5/17/2006 $68.70 5/17/2006 5/16/2006 $69.54 5/16/2006 5/15/2006 $69.42 N/A 5/14/2006 N/A N/A 5/13/2006 N/A 5/15/2006 5/12/2006 $72.05 5/12/2006 5/11/2006 $73.33 5/11/2006 5/10/2006 $72.14 5/10/2006 5/09/2006 $70.70 5/09/2006 5/08/2006 $69.78 N/A 5/07/2006 N/A N/A 5/06/2006 N/A 5/08/2006 5/05/2006 $70.20 5/05/2006 5/04/2006 $69.95 5/04/2006 5/03/2006 $72.29 5/03/2006 5/02/2006 $74.62 5/02/2006 5/01/2006 $73.71 Month To Date $70.94
Reported Date Closing Date Price 5/01/2006 4/28/2006 $71.89 4/28/2006 4/27/2006 $70.98 4/27/2006 4/26/2006 $71.94