age.at.first.masturbated.orgasm

age.at.first.masturbated.orgasm (in Sexual History)

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 (a_a_f_m_o)

All Rs Female Male

I have never masturbated 832 11.63% 804 16.75% 26 1.11%

10 or younger 510 7.13% 384 8.00% 125 5.35%

11 380 5.31% 179 3.73% 200 8.56%

12 725 10.13% 248 5.17% 475 20.33%

13 962 13.44% 332 6.92% 626 26.79%

14 837 11.70% 385 8.02% 450 19.26%

15 731 10.22% 489 10.19% 239 10.23%

16 712 9.95% 586 12.21% 125 5.35%

17 519 7.25% 488 10.16% 31 1.33%

18 494 6.90% 472 9.83% 20 0.86%

19 238 3.33% 231 4.81% 7 0.30%

20 143 2.00% 139 2.90% 4 0.17%

21 60 0.84% 55 1.15% 5 0.21%

22 11 0.15% 8 0.17% 3 0.13%

23 or older 2 0.03% 1 0.02% 1 0.04%

Missing 6216
(46.49%) – 4646
(49.18%) – 1558
(40.00%) –

Total 13372 100% 9447 100% 3895 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 (a_a_f_m_o)
	All Rs		Female		Male
I have never masturbated	832	11.63%	804	16.75%	26	1.11%
10 or younger	510	7.13%	384	8.00%	125	5.35%
11	380	5.31%	179	3.73%	200	8.56%
12	725	10.13%	248	5.17%	475	20.33%
13	962	13.44%	332	6.92%	626	26.79%
14	837	11.70%	385	8.02%	450	19.26%
15	731	10.22%	489	10.19%	239	10.23%
16	712	9.95%	586	12.21%	125	5.35%
17	519	7.25%	488	10.16%	31	1.33%
18	494	6.90%	472	9.83%	20	0.86%
19	238	3.33%	231	4.81%	7	0.30%
20	143	2.00%	139	2.90%	4	0.17%
21	60	0.84%	55	1.15%	5	0.21%
22	11	0.15%	8	0.17%	3	0.13%
23 or older	2	0.03%	1	0.02%	1	0.04%
Missing	6216 (46.49%)	–	4646 (49.18%)	–	1558 (40.00%)	–
Total	13372	100%	9447	100%	3895	100%