Percent of population who volunteered and hours spent volunteering, by educational attainment Average hours per Percent who day for persons volunteered who volunteered Less than a high school diploma 2.9 2.4 High school diploma 5.0 2.2 Some college or associate degree 7.3 2.0 Bachelor's degree or higher 10.6 2.0 NOTE: Data include all persons age 25 and over and are averages for 2003-07. Volunteer activities are those done for no pay for or through an organization. SOURCE: Bureau of Labor Statistics