Volume Information
	Date		Orders Accepted		Number of Executions		Shares Executed		Shares Matched		Dollar Volume
	11/17/2006		83,971,644		10,620,850		2,483,200,041		1,241,600,021		$79,117,655,375.86
	11/16/2006		93,283,458		11,829,449		2,789,906,476		1,394,953,238		$89,268,139,981.05
	11/15/2006		100,309,661		13,071,969		2,921,546,477		1,460,773,239		$91,403,891,380.00
	10/30/2006		91,034,905		10,723,130		2,420,500,202		1,210,250,101		$73,903,242,908.21
	10/27/2006		92,825,912		9,180,399		2,278,220,010		1,139,110,005		$70,409,012,939.07
	10/25/2006		97,755,551		9,445,007		2,281,987,238		1,140,993,619		$74,155,615,477.61
	10/24/2006		75,083,042		8,247,562		2,049,313,826		1,024,656,913		$63,777,196,971.54
	10/23/2006		75,331,056		8,307,762		2,004,766,900		1,002,383,450		$67,636,605,356.22
	10/20/2006		75,120,584		7,679,901		1,854,859,209		927,429,605		$60,472,580,176.44
	10/19/2006		83,159,018		8,703,677		2,075,202,520		1,037,601,260		$68,961,807,297.79
	10/18/2006		90,611,639		8,885,302		2,196,947,474		1,098,473,737		$71,395,125,021.50
	10/17/2006		78,977,557		8,168,111		2,193,790,144		1,096,895,072		$66,553,056,226.31
	10/16/2006		69,431,650		7,253,725		1,780,234,730		890,117,365		$51,505,527,868.83
	10/13/2006		70,027,287		7,620,976		2,027,447,116		1,013,723,558		$60,126,927,735.54
	10/12/2006		76,072,658		8,206,494		2,093,024,112		1,046,512,056		$64,136,652,278.21
	10/11/2006		87,226,504		8,222,180		2,097,793,666		1,048,896,833		$68,465,905,444.09
	10/10/2006		79,627,565		7,641,904		1,841,881,956		920,940,978		$61,662,820,196.90
	10/09/2006		68,658,437		6,366,824		1,494,662,256		747,331,128		$46,920,242,171.23
	10/06/2006		78,437,067		7,113,866		1,817,315,404		908,657,702		$56,868,151,726.44
	10/05/2006		79,365,737		8,112,892		2,001,734,474		1,000,867,237		$61,870,110,562.03
	10/04/2006		87,704,722		9,472,480		2,345,575,412		1,172,787,706		$74,605,092,113.67
	10/03/2006		77,467,237		7,969,346		2,017,068,070		1,008,534,035		$64,055,676,358.98
	10/02/2006		68,118,225		7,272,165		1,735,525,768		867,762,884		$52,767,974,055.16
	09/29/2006		65,899,768		6,893,958		1,735,100,014		867,550,007		$50,542,680,043.35
	09/28/2006		72,405,262		7,272,448		1,844,389,152		922,194,576		$56,714,140,900.59
	09/27/2006		83,850,547		8,189,514		2,108,239,336		1,054,119,668		$65,641,637,999.61
	09/26/2006		79,198,537		7,975,450		2,070,489,546		1,035,244,773		$63,813,033,225.58
	09/25/2006		76,305,087		8,232,522		2,037,911,572		1,018,955,786		$66,235,333,130.85
	09/22/2006		67,041,687		6,817,776		1,670,500,330		835,250,165		$52,698,781,750.73
	09/21/2006		79,656,379		8,237,520		2,065,708,356		1,032,854,178		$66,757,053,234.17
	09/20/2006		76,597,173		8,104,396		2,190,164,652		1,095,082,326		$68,457,262,550.80
	09/19/2006		78,664,503		8,161,194		2,119,299,236		1,059,649,618		$67,648,938,059.15
	09/18/2006		67,867,552		7,047,726		1,801,364,198		900,682,099		$55,008,425,217.19
	09/15/2006		67,166,739		7,215,304		1,953,302,220		976,651,110		$59,093,614,313.20
	09/14/2006		66,887,720		6,818,496		1,827,327,268		913,663,634		$52,904,610,759.15
	09/13/2006		64,706,067		7,575,422		1,889,106,050		944,553,025		$57,432,730,792.47
	09/12/2006		67,684,606		7,981,062		2,057,242,068		1,028,621,034		$62,216,169,212.99
	09/11/2006		70,075,034		7,205,994		1,816,629,656		908,314,828		$57,589,009,378.27
	09/08/2006		58,255,982		5,895,374		1,484,867,352		742,433,676		$42,716,183,452.07
	09/07/2006		65,088,269		7,313,644		1,897,364,824		948,682,412		$58,219,919,984.64
	09/06/2006		61,446,207		6,845,768		1,764,686,808		882,343,404		$50,743,131,194.49
	09/05/2006		58,562,283		6,598,604		1,724,838,636		862,419,318		$48,764,222,142.38
	09/01/2006		51,029,026		5,570,298		1,370,467,166		685,233,583		$38,632,998,560.93
	08/31/2006		54,400,437		6,186,510		1,602,470,868		801,235,434		$41,796,320,279.61
	08/30/2006		58,933,606		6,567,000		1,673,896,358		836,948,179		$46,763,103,977.94
	08/29/2006		59,757,270		6,572,416		1,659,472,054		829,736,027		$49,422,995,281.99
	08/28/2006		54,923,703		5,629,410		1,380,960,262		690,480,131		$41,147,005,385.37
	08/25/2006		56,637,855		5,100,838		1,296,452,682		648,226,341		$36,085,550,626.98
	08/24/2006		56,311,137		5,779,694		1,464,412,484		732,206,242		$42,173,841,833.71
	08/23/2006		61,211,379		5,888,830		1,526,285,046		763,142,523		$44,462,890,453.96
	08/22/2006		58,157,009		5,761,554		1,561,673,738		780,836,869		$43,851,945,604.80
	08/21/2006		54,491,394		5,338,724		1,366,393,802		683,196,901		$38,618,509,792.82
	08/18/2006		59,568,973		5,903,702		1,582,921,506		791,460,753		$45,465,304,550.92
	08/17/2006		66,013,057		7,140,526		1,893,778,488		946,889,244		$55,118,075,892.93
	08/16/2006		62,288,856		7,247,756		1,992,791,660		996,395,830		$55,968,633,815.67
	08/15/2006		60,944,509		6,827,748		1,777,282,314		888,641,157		$53,711,137,776.09
	08/14/2006		56,282,122		6,091,708		1,582,822,892		791,411,446		$46,068,978,367.11
	08/11/2006		57,524,356		5,480,299		1,401,347,616		700,673,808		$39,224,211,987.25
	08/10/2006		72,345,965		6,959,256		1,747,878,894		873,939,447		$51,374,973,660.91
	08/09/2006		66,693,408		7,484,634		2,051,927,028		1,025,963,514		$58,157,204,791.08
	08/08/2006		71,072,634		7,425,060		1,904,201,940		952,100,970		$56,978,032,052.22
	08/07/2006		58,529,530		5,958,736		1,433,587,320		716,793,660		$41,267,730,020.44
	08/04/2006		71,769,597		7,401,824		1,853,177,406		926,588,703		$57,867,033,063.71
	08/03/2006		64,095,566		7,512,466		1,892,568,336		946,284,168		$55,651,681,482.07
	08/02/2006		60,959,191		7,222,822		1,786,114,498		893,057,249		$53,043,940,016.76
	08/01/2006		59,070,628		6,684,364		1,661,067,050		830,533,525		$47,869,570,890.54
	07/31/2006		57,761,315		6,321,152		1,520,753,862		760,376,931		$44,825,445,140.45
	07/28/2006		64,331,920		6,699,886		1,696,366,814		848,183,407		$50,029,709,166.24
	07/27/2006		73,449,928		7,597,908		1,934,854,690		967,427,345		$59,212,264,689.57
	07/26/2006		72,871,507		7,548,560		1,881,131,500		940,565,750		$57,162,334,424.44
	07/25/2006		78,492,043		7,183,280		1,843,133,368		921,566,684		$56,344,555,128.17
	07/24/2006		69,686,232		6,823,866		1,810,586,904		905,293,452		$56,075,814,058.57
	07/21/2006		76,319,289		7,728,500		2,082,707,486		1,041,353,743		$62,439,955,043.24
	07/20/2006		74,656,232		7,803,424		2,034,977,838		1,017,488,919		$65,316,823,474.12
	07/19/2006		75,274,343		8,230,358		2,217,490,742		1,108,745,371		$72,231,906,630.37
	07/18/2006		77,229,442		7,646,232		2,027,660,904		1,013,830,452		$63,714,778,878.03
	07/17/2006		66,553,614		6,230,346		1,530,962,508		765,481,254		$49,380,789,077.46
	07/14/2006		72,582,499		6,858,264		1,765,720,560		882,860,280		$56,842,313,326.70
	07/13/2006		77,090,088		7,493,324		1,934,532,726		967,266,363		$60,281,131,022.45
	07/12/2006		63,918,943		6,348,034		1,646,767,214		823,383,607		$51,364,023,853.84
	07/11/2006		59,495,319		6,590,894		1,755,266,428		877,633,214		$50,903,918,379.19
	07/10/2006		59,429,887		5,580,868		1,407,323,388		703,661,694		$41,263,832,659.01
	07/07/2006		61,734,578		6,227,112		1,534,789,040		767,394,520		$47,346,881,656.35
	07/06/2006		55,469,453		5,801,850		1,432,955,422		716,477,711		$41,529,540,949.12
	07/05/2006		55,982,428		5,961,494		1,446,999,314		723,499,657		$43,909,421,946.01
	07/03/2006		25,709,413		2,744,380		676,738,756		338,369,378		$19,556,235,815.18
	06/30/2006		57,849,696		6,330,470		1,633,867,528		816,933,764		$46,546,025,677.29
	06/29/2006		70,798,331		7,682,550		1,973,571,776		986,785,888		$61,559,997,154.91
	06/28/2006		58,332,713		5,830,468		1,487,674,472		743,837,236		$43,352,798,863.41
	06/27/2006		62,824,981		6,367,644		1,649,149,416		824,574,708		$49,070,848,509.11
	06/26/2006		53,236,222		5,136,762		1,280,304,652		640,152,326		$35,754,850,532.67
	06/23/2006		59,233,386		5,674,614		1,470,092,886		735,046,443		$44,646,136,668.66
	06/22/2006		64,946,123		6,229,104		1,611,577,056		805,788,528		$51,828,554,306.21
	06/21/2006		69,550,735		6,884,750		1,808,632,496		904,316,248		$57,314,112,151.25
	06/20/2006		65,307,954		6,033,808		1,561,595,464		780,797,732		$48,214,300,323.28
	06/19/2006		73,742,054		6,409,610		1,618,034,572		809,017,286		$52,026,589,588.88
	06/16/2006		71,601,002		6,391,056		1,671,808,036		835,904,018		$52,154,861,502.69
	06/15/2006		70,445,012		7,468,976		2,033,224,072		1,016,612,036		$66,259,248,462.37
	06/14/2006		84,829,764		7,235,420		2,015,273,136		1,007,636,568		$66,935,335,411.50
	06/13/2006		94,602,033		8,705,116		2,344,059,990		1,172,029,995		$76,921,279,150.92
	06/12/2006		74,904,451		6,472,680		1,701,570,276		850,785,138		$50,928,287,747.11
	06/09/2006		74,867,293		6,268,356		1,604,470,782		802,235,391		$50,616,118,367.84
	06/08/2006		106,510,979		9,295,858		2,625,464,166		1,312,732,083		$88,033,673,615.93
	06/07/2006		75,328,372		6,965,916		1,800,371,288		900,185,644		$59,486,326,180.15
	06/06/2006		89,730,735		7,570,842		1,951,244,456		975,622,228		$65,281,572,261.80
	06/05/2006		73,059,063		6,522,822		1,600,248,418		800,124,209		$51,226,964,044.98
	06/02/2006		66,870,307		6,258,236		1,618,034,890		809,017,445		$51,468,877,009.57
	06/01/2006		60,136,217		6,397,718		1,700,266,792		850,133,396		$51,593,299,775.59
	05/31/2006		73,210,481		6,732,260		1,729,567,900		864,783,950		$54,383,453,038.94
	05/30/2006		65,165,913		5,897,052		1,492,283,778		746,141,889		$46,029,865,103.07
	05/26/2006		55,109,663		5,074,216		1,283,139,674		641,569,837		$38,523,381,660.30
	05/25/2006		69,796,907		6,269,628		1,695,978,760		847,989,380		$52,717,136,910.07
	05/24/2006		105,256,539		8,524,918		2,251,046,664		1,125,523,332		$75,704,323,127.72
	05/23/2006		78,859,040		6,703,192		1,814,733,308		907,366,654		$56,889,835,346.79
	05/22/2006		101,888,699		7,990,506		2,015,909,838		1,007,954,919		$66,627,208,861.71