By Column: Everything | Demographics | Sexual History | Attitudes | Relationships | Dating | Hookups
Alphabetically: Everything | Demographics | Sexual History | Attitudes | Relationships | Dating | Hookups
signature.year (in Demographics)
| Variable Summary | Undergrad | Freshman | Sophomore | Junior | Senior |
| Sexually active students: | Undergrad | Freshman | Sophomore | Junior | Senior |
| Casual-sexually active students: | Undergrad | Freshman | Sophomore | Junior | Senior |
| students (signature_year) | ||||||
| All Rs | Female | Male | ||||
| Mean (Std. Dev.) | 2007.90 (1.68) | 2008.03 (1.69) | 2007.62 (1.62) | |||
| 0 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% |
| 2005 | 15 | 1.17% | 12 | 1.36% | 3 | 0.76% |
| 2006 | 321 | 25.08% | 205 | 23.30% | 114 | 28.72% |
| 2007 | 291 | 22.73% | 167 | 18.98% | 124 | 31.23% |
| 2008 | 176 | 13.75% | 129 | 14.66% | 47 | 11.84% |
| 2009 | 252 | 19.69% | 201 | 22.84% | 51 | 12.85% |
| 2010 | 72 | 5.62% | 56 | 6.36% | 16 | 4.03% |
| 2011 | 153 | 11.95% | 110 | 12.50% | 42 | 10.58% |
| Missing |
471
(26.90%) |
– |
339
(27.81%) |
– |
132
(24.95%) |
– |
| Total | 1751 | 100% | 1219 | 100% | 529 | 100% |
These tables reflect only undergraduates attending 4-year colleges who are of normative age -- 18, 19, 20, 21, or 22, +/- 1, for freshman, sophomores, juniors, and seniors, respectively.