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.) | 2007.95 (1.70) | 2008.05 (1.71) | 2007.74 (1.66) | |||
| 0 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% |
| 2005 | 34 | 1.26% | 29 | 1.60% | 5 | 0.57% |
| 2006 | 642 | 23.82% | 403 | 22.28% | 239 | 27.16% |
| 2007 | 646 | 23.97% | 370 | 20.45% | 272 | 30.91% |
| 2008 | 322 | 11.95% | 248 | 13.71% | 74 | 8.41% |
| 2009 | 557 | 20.67% | 412 | 22.78% | 145 | 16.48% |
| 2010 | 151 | 5.60% | 103 | 5.69% | 48 | 5.45% |
| 2011 | 343 | 12.73% | 244 | 13.49% | 97 | 11.02% |
| Missing |
1173
(30.33%) |
– |
821
(31.22%) |
– |
349
(28.40%) |
– |
| Total | 3868 | 100% | 2630 | 100% | 1229 | 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.