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
9/13/2013 38,597,288 59,465,368 19,503 66,610,720 3,415 23,679 87,478,800 3,694 -20,868,080
9/12/2013 41,674,072 45,926,360 19,514 66,721,728 3,419 21,422 70,974,016 3,313 -4,252,290
9/11/2013 38,857,220 54,258,260 20,210 69,490,968 3,438 24,808 84,892,008 3,422 -15,401,040
9/10/2013 43,580,192 41,767,448 21,247 71,113,632 3,347 20,386 69,300,888 3,399 1,812,740
9/9/2013 29,050,050 58,595,688 22,958 68,214,808 2,971 24,227 97,760,448 4,035 -29,545,640
9/6/2013 42,945,500 49,792,120 23,242 76,406,568 3,287 25,102 83,253,192 3,317 -6,846,620
9/5/2013 48,582,080 41,191,528 25,073 86,003,504 3,430 22,451 78,612,952 3,502 7,390,550
9/4/2013 35,291,128 54,011,808 24,595 74,454,032 3,027 23,100 93,174,712 4,034 -18,720,680
9/3/2013 30,877,670 46,972,632 19,291 55,741,960 2,890 20,749 71,836,920 3,462 -16,094,960
8/30/2013 54,156,928 40,174,768 27,559 88,081,752 3,196 21,176 74,099,592 3,499 13,982,160
8/29/2013 43,240,640 52,634,140 26,513 80,738,968 3,045 23,461 90,132,472 3,842 -9,393,500
8/28/2013 44,324,660 65,982,848 38,794 109,692,784 2,828 30,562 131,350,968 4,298 -21,658,190
8/27/2013 39,711,112 55,964,192 20,892 64,392,280 3,082 21,459 80,645,360 3,758 -16,253,080
8/26/2013 57,654,380 46,303,320 31,089 96,639,952 3,108 23,113 85,288,888 3,690 11,351,060
8/23/2013 55,531,928 61,914,120 37,838 108,092,752 2,857 28,529 114,474,944 4,013 -6,382,190
8/22/2013 49,862,080 74,257,120 32,083 100,767,088 3,141 29,864 125,162,128 4,191 -24,395,040
8/21/2013 58,951,488 64,780,088 32,458 109,828,128 3,384 28,631 115,656,728 4,040 -5,828,600
8/20/2013 67,316,768 68,724,656 34,436 126,824,576 3,683 34,540 128,232,472 3,713 -1,407,890
8/19/2013 71,423,536 56,927,512 33,332 132,036,560 3,961 34,025 117,540,528 3,455 14,496,030
8/16/2013 64,192,660 65,255,872 31,342 123,949,528 3,955 35,069 125,012,736 3,565 -1,063,210