Percentage of participants reporting more than 10 male partners in the previous 12 months.

<p>Surveys in 1991–2011, respondents aged 18–59. Reading: 22.5% of the respondents from the 1996–1999 generation reported more than 10 male partners in the previous 12 months when their mean age was 18.6 years (i.e., when they were surveyed in 1997). Lines are drawn only when the generation is composed of at least 30 respondents.