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
2/25/2013 58,165,112 57,161,632 32,006 104,773,128 3,274 26,207 103,769,648 3,960 1,003,480
2/22/2013 77,379,696 102,363,768 53,668 182,650,432 3,403 43,454 207,634,496 4,778 -24,984,070
2/21/2013 64,116,300 119,019,608 49,305 185,407,664 3,760 50,131 240,310,976 4,794 -54,903,312
2/20/2013 83,060,864 71,844,168 42,195 158,949,856 3,767 36,006 147,733,168 4,103 11,216,690
2/19/2013 75,733,280 81,238,192 43,525 177,001,744 4,067 41,593 182,506,656 4,388 -5,504,910
2/18/2013 72,452,000 46,259,120 35,087 140,130,928 3,994 30,244 113,938,048 3,767 26,192,880
2/8/2013 76,881,600 55,917,220 29,643 135,720,352 4,578 27,726 114,755,968 4,139 20,964,380
2/7/2013 77,248,176 58,946,448 32,476 143,567,936 4,421 29,765 125,266,200 4,209 18,301,730
2/6/2013 78,240,512 56,110,120 32,876 139,339,136 4,238 29,191 117,208,752 4,015 22,130,390
2/5/2013 57,989,380 63,924,120 32,017 111,177,240 3,472 28,396 117,111,984 4,124 -5,934,740
2/4/2013 55,452,552 64,434,848 29,417 105,658,280 3,592 29,446 114,640,576 3,893 -8,982,300
2/1/2013 67,258,448 72,597,072 34,357 124,955,216 3,637 30,208 130,293,840 4,313 -5,338,620
1/31/2013 71,756,968 92,253,728 38,514 149,205,728 3,874 38,635 169,702,480 4,392 -20,496,760
1/30/2013 93,377,472 74,254,968 39,993 175,193,728 4,381 39,668 156,071,232 3,934 19,122,500
1/29/2013 88,027,136 82,800,864 38,140 171,716,752 4,502 42,721 166,490,464 3,897 5,226,280
1/28/2013 79,625,312 78,535,264 40,119 183,565,952 4,576 47,779 182,475,904 3,819 1,090,050
1/25/2013 87,048,080 68,157,192 34,770 167,759,584 4,825 41,567 148,868,688 3,581 18,890,890
1/24/2013 71,260,880 49,012,960 29,716 117,946,016 3,969 26,785 95,698,096 3,573 22,247,920
1/23/2013 51,021,820 69,829,152 29,351 98,107,288 3,343 28,348 116,914,624 4,124 -18,807,330
1/22/2013 45,076,680 84,904,944 32,691 110,261,312 3,373 34,486 150,089,568 4,352 -39,828,260