The proportion of high school seniors participating in community affairs or volunteer work has grown in recent years. The proportion of seniors who participated in community affairs or volunteer work at least once or twice a month rose from 24 percent in 1980 to 34 percent in 2001. In 2001, 3 percent of seniors participated in community affairs or volunteer work almost daily, 10 percent participated on a weekly basis, and 20 percent participated once or twice a month. In 2001, females were more likely than males to participate in community affairs or volunteer activities at least once or twice per month (39 vs. 28 percent).