Participation rates for sports and exercise activities on one day by males and females, American Time Use Survey 2003–2010.

CI = 95% confidence interval. pThe exercise “caving, spelunking and climbing” is all NA (not shown).aNo significant difference between males and females.bEstimates of % females do not correspond perfectly with male and female participation rates because there are more females than males in the population, especially in older age groups.