dates.since.started.college

dates.since.started.college (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 (dates_since_started_college)

All Rs Female Male

Mean (Std. Dev.) 2.26 (4.04) 1.97 (3.61) 3.03 (4.92)

0 2446 51.65% 1817 53.13% 624 47.63%

1 494 10.43% 390 11.40% 104 7.94%

2 464 9.80% 340 9.94% 124 9.47%

3 307 6.48% 229 6.70% 77 5.88%

4 235 4.96% 168 4.91% 67 5.11%

5 189 3.99% 129 3.77% 60 4.58%

6 141 2.98% 84 2.46% 57 4.35%

7 75 1.58% 45 1.32% 30 2.29%

8 75 1.58% 48 1.40% 27 2.06%

9 32 0.68% 21 0.61% 11 0.84%

10 61 1.29% 31 0.91% 30 2.29%

11 32 0.68% 19 0.56% 13 0.99%

12 20 0.42% 8 0.23% 12 0.92%

13 21 0.44% 9 0.26% 12 0.92%

14 12 0.25% 8 0.23% 4 0.31%

15 39 0.82% 22 0.64% 17 1.30%

16 8 0.17% 6 0.18% 2 0.15%

17 11 0.23% 6 0.18% 5 0.38%

18 14 0.30% 7 0.20% 7 0.53%

19 10 0.21% 5 0.15% 5 0.38%

20 12 0.25% 8 0.23% 4 0.31%

21 6 0.13% 4 0.12% 2 0.15%

22 3 0.06% 1 0.03% 2 0.15%

23 1 0.02% 1 0.03% 0 0.00%

24 1 0.02% 1 0.03% 0 0.00%

25 11 0.23% 7 0.20% 4 0.31%

26 0 0.00% 0 0.00% 0 0.00%

27 2 0.04% 1 0.03% 1 0.08%

28 0 0.00% 0 0.00% 0 0.00%

29 1 0.02% 1 0.03% 0 0.00%

30 13 0.27% 4 0.12% 9 0.69%

Missing 0
(0.00%) – 0
(0.00%) – 0
(0.00%) –

Total 4736 100% 3420 100% 1310 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.

students (dates_since_started_college)
	All Rs		Female		Male
Mean (Std. Dev.)	2.26 (4.04)		1.97 (3.61)		3.03 (4.92)
0	2446	51.65%	1817	53.13%	624	47.63%
1	494	10.43%	390	11.40%	104	7.94%
2	464	9.80%	340	9.94%	124	9.47%
3	307	6.48%	229	6.70%	77	5.88%
4	235	4.96%	168	4.91%	67	5.11%
5	189	3.99%	129	3.77%	60	4.58%
6	141	2.98%	84	2.46%	57	4.35%
7	75	1.58%	45	1.32%	30	2.29%
8	75	1.58%	48	1.40%	27	2.06%
9	32	0.68%	21	0.61%	11	0.84%
10	61	1.29%	31	0.91%	30	2.29%
11	32	0.68%	19	0.56%	13	0.99%
12	20	0.42%	8	0.23%	12	0.92%
13	21	0.44%	9	0.26%	12	0.92%
14	12	0.25%	8	0.23%	4	0.31%
15	39	0.82%	22	0.64%	17	1.30%
16	8	0.17%	6	0.18%	2	0.15%
17	11	0.23%	6	0.18%	5	0.38%
18	14	0.30%	7	0.20%	7	0.53%
19	10	0.21%	5	0.15%	5	0.38%
20	12	0.25%	8	0.23%	4	0.31%
21	6	0.13%	4	0.12%	2	0.15%
22	3	0.06%	1	0.03%	2	0.15%
23	1	0.02%	1	0.03%	0	0.00%
24	1	0.02%	1	0.03%	0	0.00%
25	11	0.23%	7	0.20%	4	0.31%
26	0	0.00%	0	0.00%	0	0.00%
27	2	0.04%	1	0.03%	1	0.08%
28	0	0.00%	0	0.00%	0	0.00%
29	1	0.02%	1	0.03%	0	0.00%
30	13	0.27%	4	0.12%	9	0.69%
Missing	0 (0.00%)	–	0 (0.00%)	–	0 (0.00%)	–
Total	4736	100%	3420	100%	1310	100%