EXHIBIT 99.1

During the past sixty days, Cascade sold 97,834 shares of Common Stock on the dates and at the prices set forth below.

Sale Date	Number of Shares Sold	Price per Share
1/28/2008	5000	$	58.30
1/28/2008	4500	$	58.32
1/28/2008	5200	$	58.41
1/28/2008	5000	$	58.45
1/28/2008	200	$	58.50
1/28/2008	600	$	58.51
1/28/2008	200	$	58.53
1/28/2008	300	$	58.55
1/28/2008	200	$	58.56
1/28/2008	5000	$	58.58
1/28/2008	600	$	58.61
1/28/2008	700	$	58.72
1/28/2008	100	$	58.73
1/28/2008	500	$	58.74
1/28/2008	1000	$	58.76
1/28/2008	200	$	58.77
1/28/2008	100	$	58.79
1/29/2008	200	$	60.05
1/29/2008	1600	$	60.02
1/29/2008	934	$	60.00
1/29/2008	1500	$	59.90
1/29/2008	1800	$	59.83
1/29/2008	1500	$	59.82
1/29/2008	2500	$	59.80
1/29/2008	2800	$	59.77
1/29/2008	2600	$	59.67
1/29/2008	1600	$	59.66
1/29/2008	2500	$	59.63
1/29/2008	1628	$	59.56
1/29/2008	4000	$	59.49
1/29/2008	2700	$	59.48
1/29/2008	272	$	59.47
1/29/2008	100	$	59.46
1/29/2008	1800	$	59.44
1/29/2008	1600	$	59.38
1/29/2008	100	$	59.36
1/29/2008	2500	$	59.32
1/29/2008	1500	$	59.30
1/29/2008	200	$	59.30
1/29/2008	2600	$	59.04
1/29/2008	2600	$	58.67
1/30/2008	800	$	59.20
1/30/2008	500	$	59.17
1/30/2008	600	$	59.15
1/30/2008	100	$	59.06
1/30/2008	200	$	59.05
1/30/2008	900	$	58.94
1/30/2008	1500	$	58.64
1/30/2008	591	$	58.62
1/30/2008	509	$	58.37
1/30/2008	1600	$	58.30
1/30/2008	500	$	58.27
1/30/2008	1700	$	58.07
1/30/2008	500	$	58.03
1/30/2008	1200	$	58.00
1/30/2008	600	$	57.86
1/30/2008	1500	$	57.66
1/30/2008	1000	$	57.39
1/30/2008	1000	$	57.36
1/30/2008	900	$	57.25
1/30/2008	1000	$	57.15
1/30/2008	1500	$	57.08
1/30/2008	3129	$	56.96
1/30/2008	3200	$	56.87
1/30/2008	1571	$	56.84
1/31/2008	100	$	59.30
1/31/2008	100	$	59.20
1/31/2008	100	$	59.17
1/31/2008	100	$	59.37
1/31/2008	300	$	59.01
Total	97834