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.) | 2007.59 (1.40) | 2007.58 (1.38) | 2007.62 (1.45) | |||
| 0 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% |
| 2005 | 26 | 1.11% | 16 | 0.98% | 10 | 1.41% |
| 2006 | 488 | 20.87% | 338 | 20.77% | 150 | 21.16% |
| 2007 | 882 | 37.72% | 619 | 38.05% | 263 | 37.09% |
| 2008 | 331 | 14.16% | 240 | 14.75% | 90 | 12.69% |
| 2009 | 328 | 14.03% | 226 | 13.89% | 102 | 14.39% |
| 2010 | 191 | 8.17% | 127 | 7.81% | 63 | 8.89% |
| 2011 | 92 | 3.93% | 61 | 3.75% | 31 | 4.37% |
| Missing |
512
(17.96%) |
– |
352
(17.79%) |
– |
159
(18.32%) |
– |
| Total | 2850 | 100% | 1979 | 100% | 868 | 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.