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.) | 2007.81 (1.61) | 2007.83 (1.61) | 2007.75 (1.62) | |||
| 0 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% |
| 2005 | 19 | 1.24% | 16 | 1.59% | 3 | 0.57% |
| 2006 | 329 | 21.39% | 209 | 20.78% | 119 | 22.62% |
| 2007 | 504 | 32.77% | 305 | 30.32% | 198 | 37.64% |
| 2008 | 182 | 11.83% | 140 | 13.92% | 41 | 7.79% |
| 2009 | 238 | 15.47% | 168 | 16.70% | 69 | 13.12% |
| 2010 | 114 | 7.41% | 68 | 6.76% | 45 | 8.56% |
| 2011 | 152 | 9.88% | 100 | 9.94% | 51 | 9.70% |
| Missing |
550
(26.34%) |
– |
356
(26.14%) |
– |
191
(26.64%) |
– |
| Total | 2088 | 100% | 1362 | 100% | 717 | 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.