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Historical Volume

Date	Share Volume
1/2/2008	29,601,457
1/3/2008	36,647,949
1/4/2008	34,786,889
1/7/2008	30,499,627
1/8/2008	44,405,305
1/9/2008	46,474,459
1/10/2008	38,452,770
1/11/2008	41,308,760
1/14/2008	38,742,398
1/15/2008	23,781,964
1/16/2008	49,367,003
1/17/2008	48,726,774
1/18/2008	51,494,740
1/22/2008	38,299,315
1/23/2008	53,950,984
1/24/2008	20,155,137
1/25/2008	45,491,693
1/28/2008	28,718,765
1/29/2008	34,264,218
1/30/2008	39,244,910
1/31/2008	41,029,591
2/1/2008	43,392,591
2/4/2008	31,652,768
2/5/2008	35,020,536
2/6/2008	33,060,716
2/7/2008	35,476,062
2/8/2008	29,584,296
2/11/2008	26,518,458
2/12/2008	36,715,689
2/13/2008	31,247,725
2/14/2008	38,802,781
2/15/2008	29,458,178
2/19/2008	26,820,372
2/20/2008	26,873,717
2/21/2008	32,599,904
2/22/2008	29,611,494
2/25/2008	30,242,128
2/26/2008	37,800,556
2/27/2008	36,022,968
2/28/2008	37,804,841
2/29/2008	32,030,753
3/3/2008	36,332,959
3/4/2008	45,382,234
3/5/2008	43,694,369
3/6/2008	36,532,867
3/7/2008	36,332,997
3/10/2008	31,811,865
3/11/2008	41,045,726
3/12/2008	33,814,963
3/13/2008	41,563,543
3/14/2008	43,348,658
3/17/2008	40,868,592
3/18/2008	46,303,299
3/19/2008	44,204,735
3/20/2008	42,842,477
3/24/2008	41,736,808
3/25/2008	35,146,809
3/26/2008	34,405,811
3/27/2008	35,658,826
3/28/2008	32,233,636
3/31/2008	44,829,306
4/1/2008	37,767,691
4/2/2008	30,613,490
4/3/2008	29,953,100
4/4/2008	34,784,163
4/7/2008	24,994,524
4/8/2008	24,711,406
4/9/2008	37,630,647
4/10/2008	25,298,169
4/11/2008	25,780,686
4/14/2008	26,488,080
4/15/2008	23,944,794
4/16/2008	29,627,175
4/17/2008	32,286,269
4/18/2008	30,736,628
4/21/2008	26,041,424
4/22/2008	29,712,087
4/23/2008	28,434,327
4/24/2008	37,449,000
4/25/2008	28,069,824
4/28/2008	24,033,630
4/29/2008	30,523,678
4/30/2008	47,243,662
5/1/2008	43,891,850
5/2/2008	42,589,478
5/5/2008	35,265,295
5/6/2008	36,029,090
5/7/2008	31,500,109
5/8/2008	30,226,136

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