By Column: Everything | Demographics | Sexual History | Attitudes | Relationships | Dating | Hookups
Alphabetically: Everything | Demographics | Sexual History | Attitudes | Relationships | Dating | Hookups
date.began (in Relationships)
| Variable Summary | Undergrad | Freshman | Sophomore | Junior | Senior | 
| Sexually active students: | Undergrad | Freshman | Sophomore | Junior | Senior | 
| Casual-sexually active students: | Undergrad | Freshman | Sophomore | Junior | Senior | 
| romances (date_began or romance__date_began) | ||||||
| All Rs | Female | Male | ||||
| 1980-01-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1980-07-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1980-08-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1980-09-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1980-11-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1981-10-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1982-03-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1982-05-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1982-09-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1982-10-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1982-12-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1983-04-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1983-05-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1983-09-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1983-10-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1984-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1985-01-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1985-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1985-09-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1986-04-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1986-12-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1987-01-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1987-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1987-03-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1987-09-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1987-10-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1988-01-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1988-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1988-03-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1988-06-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1989-01-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1989-05-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1989-09-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1990-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1990-06-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1990-08-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1990-09-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1990-10-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1990-12-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1991-01-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1991-04-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1991-05-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1991-06-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1991-08-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1991-11-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1992-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1992-03-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1992-05-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1992-07-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1992-08-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1992-10-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1992-11-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1993-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1993-03-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1993-04-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1993-06-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1993-11-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1994-01-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1994-04-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1994-06-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1994-10-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1994-12-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1995-01-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1995-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1995-03-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1995-04-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1995-05-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1995-10-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1995-11-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1995-12-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1996-01-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1996-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1996-03-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1996-05-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1996-06-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1996-08-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1996-09-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1997-01-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1997-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1997-03-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1997-05-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1997-06-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1997-07-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1997-08-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1997-10-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1997-11-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1997-12-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1998-01-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1998-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1998-03-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1998-04-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1998-05-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1998-07-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1998-08-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1998-09-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1998-10-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1998-11-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1998-12-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1999-01-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1999-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1999-03-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1999-04-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1999-05-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1999-06-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1999-07-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1999-08-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1999-09-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1999-10-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1999-11-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 1999-12-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2000-01-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2000-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2000-03-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2000-04-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2000-05-15 | 1 | 0.12% | 1 | 0.15% | 0 | 0.00% | 
| 2000-06-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2000-07-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2000-08-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2000-09-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2000-10-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2000-11-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2000-12-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2001-01-15 | 1 | 0.12% | 1 | 0.15% | 0 | 0.00% | 
| 2001-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2001-03-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2001-04-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2001-05-15 | 1 | 0.12% | 1 | 0.15% | 0 | 0.00% | 
| 2001-06-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2001-07-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2001-08-15 | 1 | 0.12% | 1 | 0.15% | 0 | 0.00% | 
| 2001-09-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2001-10-15 | 1 | 0.12% | 1 | 0.15% | 0 | 0.00% | 
| 2001-11-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2001-12-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2002-01-15 | 2 | 0.24% | 0 | 0.00% | 2 | 1.15% | 
| 2002-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2002-03-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2002-04-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2002-05-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2002-06-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2002-07-15 | 2 | 0.24% | 2 | 0.30% | 0 | 0.00% | 
| 2002-08-15 | 1 | 0.12% | 1 | 0.15% | 0 | 0.00% | 
| 2002-09-15 | 1 | 0.12% | 1 | 0.15% | 0 | 0.00% | 
| 2002-10-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2002-11-15 | 2 | 0.24% | 2 | 0.30% | 0 | 0.00% | 
| 2002-12-15 | 2 | 0.24% | 2 | 0.30% | 0 | 0.00% | 
| 2003-01-15 | 4 | 0.48% | 1 | 0.15% | 3 | 1.72% | 
| 2003-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2003-03-15 | 2 | 0.24% | 0 | 0.00% | 2 | 1.15% | 
| 2003-04-15 | 5 | 0.60% | 4 | 0.60% | 1 | 0.57% | 
| 2003-05-15 | 1 | 0.12% | 1 | 0.15% | 0 | 0.00% | 
| 2003-06-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2003-07-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2003-08-15 | 3 | 0.36% | 3 | 0.45% | 0 | 0.00% | 
| 2003-09-15 | 5 | 0.60% | 5 | 0.76% | 0 | 0.00% | 
| 2003-10-15 | 5 | 0.60% | 4 | 0.60% | 1 | 0.57% | 
| 2003-11-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2003-12-15 | 2 | 0.24% | 1 | 0.15% | 1 | 0.57% | 
| 2004-01-15 | 6 | 0.72% | 4 | 0.60% | 2 | 1.15% | 
| 2004-02-15 | 5 | 0.60% | 5 | 0.76% | 0 | 0.00% | 
| 2004-03-15 | 5 | 0.60% | 4 | 0.60% | 1 | 0.57% | 
| 2004-04-15 | 2 | 0.24% | 2 | 0.30% | 0 | 0.00% | 
| 2004-05-15 | 4 | 0.48% | 4 | 0.60% | 0 | 0.00% | 
| 2004-06-15 | 1 | 0.12% | 1 | 0.15% | 0 | 0.00% | 
| 2004-07-15 | 5 | 0.60% | 4 | 0.60% | 1 | 0.57% | 
| 2004-08-15 | 12 | 1.44% | 9 | 1.36% | 3 | 1.72% | 
| 2004-09-15 | 13 | 1.56% | 9 | 1.36% | 4 | 2.30% | 
| 2004-10-15 | 5 | 0.60% | 5 | 0.76% | 0 | 0.00% | 
| 2004-11-15 | 2 | 0.24% | 1 | 0.15% | 1 | 0.57% | 
| 2004-12-15 | 8 | 0.96% | 8 | 1.21% | 0 | 0.00% | 
| 2005-01-15 | 8 | 0.96% | 7 | 1.06% | 1 | 0.57% | 
| 2005-02-15 | 9 | 1.08% | 7 | 1.06% | 2 | 1.15% | 
| 2005-03-15 | 14 | 1.67% | 10 | 1.51% | 4 | 2.30% | 
| 2005-04-15 | 12 | 1.44% | 12 | 1.81% | 0 | 0.00% | 
| 2005-05-15 | 11 | 1.32% | 6 | 0.91% | 5 | 2.87% | 
| 2005-06-15 | 12 | 1.44% | 9 | 1.36% | 3 | 1.72% | 
| 2005-07-15 | 13 | 1.56% | 11 | 1.66% | 2 | 1.15% | 
| 2005-08-15 | 13 | 1.56% | 11 | 1.66% | 2 | 1.15% | 
| 2005-09-15 | 15 | 1.79% | 8 | 1.21% | 7 | 4.02% | 
| 2005-10-15 | 14 | 1.67% | 9 | 1.36% | 5 | 2.87% | 
| 2005-11-15 | 10 | 1.20% | 5 | 0.76% | 5 | 2.87% | 
| 2005-12-15 | 16 | 1.91% | 15 | 2.27% | 1 | 0.57% | 
| 2006-01-15 | 17 | 2.03% | 14 | 2.11% | 3 | 1.72% | 
| 2006-02-15 | 11 | 1.32% | 10 | 1.51% | 1 | 0.57% | 
| 2006-03-15 | 13 | 1.56% | 9 | 1.36% | 4 | 2.30% | 
| 2006-04-15 | 18 | 2.15% | 18 | 2.72% | 0 | 0.00% | 
| 2006-05-15 | 9 | 1.08% | 8 | 1.21% | 1 | 0.57% | 
| 2006-06-15 | 16 | 1.91% | 11 | 1.66% | 5 | 2.87% | 
| 2006-07-15 | 12 | 1.44% | 12 | 1.81% | 0 | 0.00% | 
| 2006-08-15 | 19 | 2.27% | 19 | 2.87% | 0 | 0.00% | 
| 2006-09-15 | 21 | 2.51% | 17 | 2.57% | 4 | 2.30% | 
| 2006-10-15 | 26 | 3.11% | 21 | 3.17% | 5 | 2.87% | 
| 2006-11-15 | 19 | 2.27% | 14 | 2.11% | 5 | 2.87% | 
| 2006-12-15 | 6 | 0.72% | 6 | 0.91% | 0 | 0.00% | 
| 2007-01-15 | 32 | 3.83% | 22 | 3.32% | 10 | 5.75% | 
| 2007-02-15 | 12 | 1.44% | 7 | 1.06% | 5 | 2.87% | 
| 2007-03-15 | 11 | 1.32% | 10 | 1.51% | 1 | 0.57% | 
| 2007-04-15 | 5 | 0.60% | 3 | 0.45% | 2 | 1.15% | 
| 2007-05-15 | 19 | 2.27% | 13 | 1.96% | 6 | 3.45% | 
| 2007-06-15 | 16 | 1.91% | 13 | 1.96% | 3 | 1.72% | 
| 2007-07-15 | 14 | 1.67% | 10 | 1.51% | 4 | 2.30% | 
| 2007-08-15 | 12 | 1.44% | 8 | 1.21% | 4 | 2.30% | 
| 2007-09-15 | 20 | 2.39% | 17 | 2.57% | 3 | 1.72% | 
| 2007-10-15 | 17 | 2.03% | 12 | 1.81% | 5 | 2.87% | 
| 2007-11-15 | 11 | 1.32% | 9 | 1.36% | 2 | 1.15% | 
| 2007-12-15 | 12 | 1.44% | 10 | 1.51% | 2 | 1.15% | 
| 2008-01-15 | 11 | 1.32% | 10 | 1.51% | 1 | 0.57% | 
| 2008-02-15 | 14 | 1.67% | 11 | 1.66% | 3 | 1.72% | 
| 2008-03-15 | 10 | 1.20% | 6 | 0.91% | 4 | 2.30% | 
| 2008-04-15 | 7 | 0.84% | 7 | 1.06% | 0 | 0.00% | 
| 2008-05-15 | 10 | 1.20% | 8 | 1.21% | 2 | 1.15% | 
| 2008-06-15 | 8 | 0.96% | 7 | 1.06% | 1 | 0.57% | 
| 2008-07-15 | 8 | 0.96% | 6 | 0.91% | 2 | 1.15% | 
| 2008-08-15 | 9 | 1.08% | 7 | 1.06% | 2 | 1.15% | 
| 2008-09-15 | 8 | 0.96% | 7 | 1.06% | 1 | 0.57% | 
| 2008-10-15 | 11 | 1.32% | 10 | 1.51% | 1 | 0.57% | 
| 2008-11-15 | 9 | 1.08% | 9 | 1.36% | 0 | 0.00% | 
| 2008-12-15 | 10 | 1.20% | 9 | 1.36% | 1 | 0.57% | 
| 2009-01-15 | 8 | 0.96% | 7 | 1.06% | 1 | 0.57% | 
| 2009-02-15 | 1 | 0.12% | 1 | 0.15% | 0 | 0.00% | 
| 2009-03-15 | 4 | 0.48% | 2 | 0.30% | 2 | 1.15% | 
| 2009-04-15 | 4 | 0.48% | 4 | 0.60% | 0 | 0.00% | 
| 2009-05-15 | 8 | 0.96% | 6 | 0.91% | 2 | 1.15% | 
| 2009-06-15 | 6 | 0.72% | 5 | 0.76% | 1 | 0.57% | 
| 2009-07-15 | 4 | 0.48% | 2 | 0.30% | 2 | 1.15% | 
| 2009-08-15 | 3 | 0.36% | 2 | 0.30% | 1 | 0.57% | 
| 2009-09-15 | 6 | 0.72% | 6 | 0.91% | 0 | 0.00% | 
| 2009-10-15 | 8 | 0.96% | 7 | 1.06% | 1 | 0.57% | 
| 2009-11-15 | 9 | 1.08% | 9 | 1.36% | 0 | 0.00% | 
| 2009-12-15 | 6 | 0.72% | 3 | 0.45% | 3 | 1.72% | 
| 2010-01-15 | 2 | 0.24% | 2 | 0.30% | 0 | 0.00% | 
| 2010-02-15 | 4 | 0.48% | 3 | 0.45% | 1 | 0.57% | 
| 2010-03-15 | 2 | 0.24% | 0 | 0.00% | 2 | 1.15% | 
| 2010-04-15 | 2 | 0.24% | 2 | 0.30% | 0 | 0.00% | 
| 2010-05-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2010-06-15 | 2 | 0.24% | 2 | 0.30% | 0 | 0.00% | 
| 2010-07-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2010-08-15 | 3 | 0.36% | 2 | 0.30% | 1 | 0.57% | 
| 2010-09-15 | 4 | 0.48% | 2 | 0.30% | 2 | 1.15% | 
| 2010-10-15 | 7 | 0.84% | 5 | 0.76% | 2 | 1.15% | 
| 2010-11-15 | 2 | 0.24% | 2 | 0.30% | 0 | 0.00% | 
| 2010-12-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2011-01-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2011-02-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2011-03-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2011-04-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2011-05-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2011-10-15 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 
| 2011-11-15 | 1 | 0.12% | 0 | 0.00% | 1 | 0.57% | 
| Missing | 
2
 (0.24%)  | 
– | 
0
 (0.00%)  | 
– | 
2
 (1.14%)  | 
– | 
| Total | 838 | 100% | 662 | 100% | 176 | 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.