3) 38 percent of students have tried marijuana, and 3 percent use it more than twice a week. Of marijuana users, 44 percent started at Harvard; the rest started before college.
4) 72 percent enroll at Harvard as virgins and 27 percent graduate without having sex. Of those who do have sex at Harvard, most have just one partner during their four years, but 7 percent of students have 10 or more sexual partners in college.
5) The average self-reported GPA was 3.63.