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.) | 2007.86 (1.67) | 2007.97 (1.68) | 2007.61 (1.61) | |||
| 0 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% |
| 2005 | 21 | 1.15% | 16 | 1.25% | 5 | 0.92% |
| 2006 | 469 | 25.66% | 311 | 24.33% | 156 | 28.62% |
| 2007 | 435 | 23.80% | 263 | 20.58% | 170 | 31.19% |
| 2008 | 245 | 13.40% | 182 | 14.24% | 63 | 11.56% |
| 2009 | 351 | 19.20% | 279 | 21.83% | 72 | 13.21% |
| 2010 | 96 | 5.25% | 71 | 5.56% | 25 | 4.59% |
| 2011 | 211 | 11.54% | 156 | 12.21% | 54 | 9.91% |
| Missing |
694
(27.52%) |
– |
530
(29.31%) |
– |
163
(23.02%) |
– |
| Total | 2522 | 100% | 1808 | 100% | 708 | 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.