| Top 30 based on estimated average class size. The class size divisor is not perfect but at least as accurate as the Facebook-based method of gathering the raw totals.
Harvard 13.3%
Yale 11.7%
Stanford 11.0%
Princeton 10.7%
Amherst 10.1%
Duke 9.2%
Dartmouth 9.0%
Columbia 8.4%
Rice 7.8%
Williams 7.5%
U Penn 7.4%
Swarthmore 7.3%
MIT 7.2%
Georgetown 6.7%
Brown 6.1%
JHU 5.5%
Wellesley 4.9%
Chicago 4.7%
Northwestern 4.5%
Cornell 4.0%
Claremonts 3.6%
Tufts 3.3%
WUSTL 3.2%
Emory 2.8%
UVA 2.7%
UCB 2.4%
Vanderbilt 2.3%
ND 2.2%
U MI 1.9%
UCLA 1.6%
LAC Amherst, which controls no professional schools into which it might funnel its grads, does especially well. Techy Rice also deserves special recognition. |