Headcount With Zero Balance
Spring 2011 (Classes Begin 01/13/2011)

Date Days Before(After)
Classes Begin
Zero Balance
Headcount
% Change
From Last Year*
08NOV10 -66 1 -50.0%
09NOV10 -65 2 -66.7%
10NOV10 -64 3 -66.7%
11NOV10 -63 7 -22.2%
12NOV10 -62 7 -41.7%
15NOV10 -59 10 -44.4%
16NOV10 -58 13 -35.0%
17NOV10 -57 14 -33.3%
18NOV10 -56 16 -38.5%
19NOV10 -55 20 -28.6%
22NOV10 -52 26 -23.5%
23NOV10 -51 28 -22.2%
24NOV10 -50 30 -23.1%
25NOV10 -49 30 -26.8%
26NOV10 -48 30 -28.6%
29NOV10 -45 37 -17.8%
30NOV10 -44 41 -22.6%
01DEC10 -43 43 -20.4%
02DEC10 -42 47 -14.5%
03DEC10 -41 51 -10.5%
06DEC10 -38 51 -15.0%
07DEC10 -37 54 -16.9%
08DEC10 -36 57 -24.0%
09DEC10 -35 59 -33.7%
10DEC10 -34 72 -26.5%
13DEC10 -31 85 -15.8%
14DEC10 -30 94 -12.1%
15DEC10 -29 107 -7.8%
16DEC10 -28 120 -2.4%
17DEC10 -27 134 -5.0%
20DEC10 -24 150 -5.1%
21DEC10 -23 204 17.2%
22DEC10 -22 225 18.4%
23DEC10 -21 238 20.8%
24DEC10 -20 259 28.2%
27DEC10 -17 298 32.4%
28DEC10 -16 305 26.6%
29DEC10 -15 321 25.4%
30DEC10 -14 368 34.3%
31DEC10 -13 397 37.4%
03JAN11 -10 682 23.6%
04JAN11 -9 1,134 20.5%
05JAN11 -8 1,267 18.7%
06JAN11 -7 1,332 15.2%
07JAN11 -6 1,409 12.2%
10JAN11 -3 1,409 4.2%
11JAN11 -2 1,479 4.5%
12JAN11 -1 1,523 13.4%
13JAN11 0 1,546 13.3%
14JAN11 1 1,586 11.6%
17JAN11 4 1,565 9.9%
18JAN11 5 1,587 13.0%
19JAN11 6 1,594 7.0%
20JAN11 7 1,581 6.2%
21JAN11 8 1,619 7.9%
24JAN11 11 1,609 7.6%
25JAN11 12 1,626 7.5%
26JAN11 13 1,627 8.1%
27JAN11 14 1,629 9.5%
28JAN11 15 1,649 9.3%
31JAN11 18 1,643 8.7%
01FEB11 19 1,640 8.7%
02FEB11 20 1,640 -3.7%
03FEB11 21 1,816 6.7%
04FEB11 22 1,815 5.1%
07FEB11 25 1,806 -52.0%
08FEB11 26 1,816 -51.8%
09FEB11 27 3,693 -1.4%
10FEB11 28 3,669 -1.2%
11FEB11 29 3,797 2.5%
14FEB11 32 3,767 .
15FEB11 33 3,845 .
16FEB11 34 3,832 .
17FEB11 35 3,805 .
18FEB11 36 3,860 .

* % change cannot be calculated where last year's value was 0; the 2011 purge occurred 3 days later than the one in Spring 2010; thus interpret % changes after 1/4/11 until the start of classes with caution