By Column: Everything | Demographics | Sexual History | Attitudes | Relationships | Dating | Hookups

Alphabetically: Everything | Demographics | Sexual History | Attitudes | Relationships | Dating | Hookups

year

Variable Summary Undergrad Freshman Sophomore Junior Senior
Sexually active students: Undergrad Freshman Sophomore Junior Senior
Casual-sexually active students: Undergrad Freshman Sophomore Junior Senior

hookups (year or hookup__year)
 All RsFemaleMale
Mean (Std. Dev.) 2007.59 (1.64) 2007.61 (1.64) 2007.53 (1.62)
1981 0 0.00% 0 0.00% 0 0.00%
1984 0 0.00% 0 0.00% 0 0.00%
1985 1 0.01% 0 0.00% 1 0.03%
1986 0 0.00% 0 0.00% 0 0.00%
1987 1 0.01% 1 0.01% 0 0.00%
1988 0 0.00% 0 0.00% 0 0.00%
1990 1 0.01% 1 0.01% 0 0.00%
1991 0 0.00% 0 0.00% 0 0.00%
1992 0 0.00% 0 0.00% 0 0.00%
1993 0 0.00% 0 0.00% 0 0.00%
1995 0 0.00% 0 0.00% 0 0.00%
1997 0 0.00% 0 0.00% 0 0.00%
1998 1 0.01% 1 0.01% 0 0.00%
1999 0 0.00% 0 0.00% 0 0.00%
2000 1 0.01% 1 0.01% 0 0.00%
2001 0 0.00% 0 0.00% 0 0.00%
2002 8 0.06% 7 0.08% 1 0.03%
2003 35 0.28% 25 0.29% 10 0.26%
2004 156 1.26% 128 1.50% 28 0.72%
2005 960 7.73% 638 7.50% 320 8.25%
2006 2068 16.65% 1373 16.14% 692 17.84%
2007 2919 23.50% 1917 22.53% 994 25.63%
2008 2652 21.35% 1884 22.14% 764 19.70%
2009 1797 14.47% 1284 15.09% 506 13.05%
2010 1549 12.47% 1065 12.52% 477 12.30%
2011 271 2.18% 184 2.16% 85 2.19%
Missing 7
(0.06%)
5
(0.06%)
2
(0.05%)
Total 12427 100% 8514 100% 3880 100%

dates (year or date__year)
 All RsFemaleMale
Mean (Std. Dev.) 2007.55 (1.70) 2007.56 (1.68) 2007.53 (1.73)
1980 2 0.02% 0 0.00% 2 0.05%
1981 1 0.01% 1 0.01% 0 0.00%
1982 1 0.01% 1 0.01% 0 0.00%
1985 0 0.00% 0 0.00% 0 0.00%
1987 0 0.00% 0 0.00% 0 0.00%
1989 0 0.00% 0 0.00% 0 0.00%
1990 0 0.00% 0 0.00% 0 0.00%
1991 0 0.00% 0 0.00% 0 0.00%
1992 0 0.00% 0 0.00% 0 0.00%
1993 0 0.00% 0 0.00% 0 0.00%
1994 0 0.00% 0 0.00% 0 0.00%
1995 0 0.00% 0 0.00% 0 0.00%
1996 0 0.00% 0 0.00% 0 0.00%
1997 0 0.00% 0 0.00% 0 0.00%
1998 0 0.00% 0 0.00% 0 0.00%
1999 2 0.02% 1 0.01% 1 0.03%
2000 5 0.04% 4 0.05% 1 0.03%
2001 1 0.01% 1 0.01% 0 0.00%
2002 10 0.08% 8 0.10% 2 0.05%
2003 55 0.46% 42 0.52% 13 0.35%
2004 182 1.53% 134 1.65% 48 1.30%
2005 924 7.78% 654 8.03% 265 7.16%
2006 1976 16.63% 1305 16.03% 665 17.96%
2007 2748 23.13% 1792 22.01% 951 25.69%
2008 2520 21.21% 1813 22.27% 704 19.02%
2009 1756 14.78% 1254 15.40% 496 13.40%
2010 1484 12.49% 993 12.20% 483 13.05%
2011 213 1.79% 139 1.71% 71 1.92%
Missing 88
(0.74%)
54
(0.66%)
34
(0.91%)
Total 11968 100% 8196 100% 3736 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.