Table 36. Percentage of 16- to 24-year-olds who volunteered, by sex and age group: September 2002 through 2009
 
Year Total Males   Females
Total, ages 16–24 Ages 16–19 Ages 20–24   Total, ages 16–24 Ages 16–19 Ages 20–24
2002 22.2 18.6 23.0 14.8   25.8 30.9 21.6
2003 24.1 20.9 25.7 17.0   27.3 33.5 22.4
2004 24.2 20.7 25.1 17.0   27.8 33.8 23.0
2005 24.4 20.8 27.4 15.5   28.0 33.5 23.6
2006 21.7 19.1 24.1 15.0   24.4 28.8 20.7
2007 20.8 18.1 22.5 14.4   23.6 26.6 21.1
2008 21.9 19.8 23.9 16.3   24.1 28.0 20.9
2009 22.0 19.6 23.7 16.2   24.5 28.5 21.4
SOURCE: U.S. Department of Commerce, Census Bureau, Current Population Survey (CPS), Volunteer Supplement, September 2002–09.