Early Decision/Early Action

With many interests on the statistics of Early Decision/Early Action, let me try my best to compile on this statistic as best I can.

Admission rate:-
Stanford University - 738/4551 (16.22%)
Yale University - 885/4888 (18.11%)
Columbia College - 455/2162 (21.05%)
Brown University - (22.6%)
Columbia School of Engineering & Applied Science - 142/420 (33.81%)
Williams College - 223/600 (37.17%)
Duke University - 472/1247 (37.85%)

Haven't managed to find the admission rate for other universities. If anyone has any stat, do let me know.

Other Stats:-
William College - average critical reading 711 and average math 706. 29 applicants with SAT1 critical reading full score and 14 with SAT1 math full score. 50 with SAT2 Math full score, whereas 19 with SAT2 Writing full score.