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.) 3.83 (5.15) 3.28 (4.41) 5.03 (6.34)

0 1039 31.33% 753 33.10% 285 27.72%

1 341 10.28% 257 11.30% 82 7.98%

2 425 12.82% 297 13.05% 125 12.16%

3 304 9.17% 226 9.93% 76 7.39%

4 237 7.15% 172 7.56% 65 6.32%

5 229 6.91% 144 6.33% 85 8.27%

6 132 3.98% 83 3.65% 47 4.57%

7 110 3.32% 73 3.21% 37 3.60%

8 73 2.20% 45 1.98% 28 2.72%

9 36 1.09% 22 0.97% 14 1.36%

10 84 2.53% 47 2.07% 36 3.50%

11 38 1.15% 25 1.10% 11 1.07%

12 27 0.81% 18 0.79% 9 0.88%

13 20 0.60% 12 0.53% 8 0.78%

14 16 0.48% 11 0.48% 5 0.49%

15 58 1.75% 27 1.19% 31 3.02%

16 18 0.54% 8 0.35% 10 0.97%

17 22 0.66% 13 0.57% 9 0.88%

18 15 0.45% 6 0.26% 9 0.88%

19 13 0.39% 6 0.26% 7 0.68%

20 27 0.81% 11 0.48% 16 1.56%

21 6 0.18% 3 0.13% 3 0.29%

22 10 0.30% 5 0.22% 5 0.49%

23 2 0.06% 0 0.00% 2 0.19%

24 2 0.06% 1 0.04% 1 0.10%

25 6 0.18% 2 0.09% 4 0.39%

26 0 0.00% 0 0.00% 0 0.00%

27 1 0.03% 0 0.00% 1 0.10%

28 0 0.00% 0 0.00% 0 0.00%

29 0 0.00% 0 0.00% 0 0.00%

30 25 0.75% 8 0.35% 17 1.65%

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

Total 3316 100% 2275 100% 1028 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.)	3.83 (5.15)		3.28 (4.41)		5.03 (6.34)
0	1039	31.33%	753	33.10%	285	27.72%
1	341	10.28%	257	11.30%	82	7.98%
2	425	12.82%	297	13.05%	125	12.16%
3	304	9.17%	226	9.93%	76	7.39%
4	237	7.15%	172	7.56%	65	6.32%
5	229	6.91%	144	6.33%	85	8.27%
6	132	3.98%	83	3.65%	47	4.57%
7	110	3.32%	73	3.21%	37	3.60%
8	73	2.20%	45	1.98%	28	2.72%
9	36	1.09%	22	0.97%	14	1.36%
10	84	2.53%	47	2.07%	36	3.50%
11	38	1.15%	25	1.10%	11	1.07%
12	27	0.81%	18	0.79%	9	0.88%
13	20	0.60%	12	0.53%	8	0.78%
14	16	0.48%	11	0.48%	5	0.49%
15	58	1.75%	27	1.19%	31	3.02%
16	18	0.54%	8	0.35%	10	0.97%
17	22	0.66%	13	0.57%	9	0.88%
18	15	0.45%	6	0.26%	9	0.88%
19	13	0.39%	6	0.26%	7	0.68%
20	27	0.81%	11	0.48%	16	1.56%
21	6	0.18%	3	0.13%	3	0.29%
22	10	0.30%	5	0.22%	5	0.49%
23	2	0.06%	0	0.00%	2	0.19%
24	2	0.06%	1	0.04%	1	0.10%
25	6	0.18%	2	0.09%	4	0.39%
26	0	0.00%	0	0.00%	0	0.00%
27	1	0.03%	0	0.00%	1	0.10%
28	0	0.00%	0	0.00%	0	0.00%
29	0	0.00%	0	0.00%	0	0.00%
30	25	0.75%	8	0.35%	17	1.65%
Missing	0 (0.00%)	–	0 (0.00%)	–	0 (0.00%)	–
Total	3316	100%	2275	100%	1028	100%