Date Unmatched Bid Vol Unmatched Ask Volume Buy Orders Buy Volume (Shares) Avg buy volume per order Sell Orders Sell Volume (Shares) Avg sell volume per order Net buy - sell volume
9/4/2009 28,949,920 59,188,280 47,335 107,689,664 2,275 49,222 137,928,016 2,802 -30,238,360
9/3/2009 56,360,928 37,962,760 48,942 124,414,912 2,542 39,807 106,016,736 2,663 18,398,170
9/1/2009 57,344,080 46,498,160 48,468 130,543,088 2,693 48,983 119,697,168 2,444 10,845,920
8/31/2009 57,253,536 30,497,976 43,675 132,345,392 3,030 41,726 105,589,832 2,531 26,755,560
8/28/2009 56,929,488 30,845,210 41,489 115,151,040 2,775 36,951 89,066,760 2,410 26,084,280
8/27/2009 47,578,568 35,227,272 41,304 97,554,312 2,362 33,210 85,203,008 2,566 12,351,300
8/25/2009 30,517,660 38,902,472 39,979 100,097,640 2,504 44,740 108,482,448 2,425 -8,384,810
7/17/2009 19,016,530 23,010,020 22,493 44,600,008 1,983 24,725 48,593,500 1,965 -3,993,490
7/16/2009 24,649,240 25,045,550 24,207 54,708,040 2,260 23,742 55,104,352 2,321 -396,310
7/15/2009 25,484,652 14,920,512 24,876 48,789,980 1,961 17,621 38,225,840 2,169 10,564,140
7/14/2009 20,232,450 22,185,670 28,957 53,495,368 1,847 21,562 55,448,592 2,572 -1,953,220
7/13/2009 13,878,660 26,199,060 24,613 43,775,408 1,779 21,739 56,095,808 2,580 -12,320,400
7/10/2009 27,966,690 31,751,520 30,719 62,156,940 2,023 26,037 65,941,768 2,533 -3,784,830
7/9/2009 30,632,380 23,688,870 27,254 57,996,272 2,128 22,957 51,052,760 2,224 6,943,510
7/8/2009 33,081,890 22,902,130 27,938 65,831,472 2,356 24,778 55,651,712 2,246 10,179,760
7/7/2009 18,245,390 22,111,550 26,167 66,056,288 2,524 30,706 69,922,448 2,277 -3,866,160
7/6/2009 38,508,860 1,060,180 27,436 72,131,560 2,629 14,597 34,682,880 2,376 37,448,680
7/3/2009 32,630,950 13,944,060 27,843 61,256,040 2,200 18,589 42,569,152 2,290 18,686,890
7/2/2009 29,493,260 20,481,070 34,186 72,530,080 2,122 21,373 63,517,888 2,972 9,012,190
7/1/2009 6,205,590 32,243,300 24,422 51,419,952 2,105 25,354 77,457,664 3,055 -26,037,710