FIGURE 15.13
Frequency of Sexual Intercourse Over the Course of Marriages in the United States
As the years tick by in a marriage, the frequency with which the partners have sex tends to decline.
Frequency of Sexual Intercourse Over the Course of Marriages in the United States
As the years tick by in a marriage, the frequency with which the partners have sex tends to decline.
[Data source: Call et al. (1995) © 1995 John Wiley & Sons, Inc. Reprinted by permission.]