Share of U.S. elementary school principals 2007/08, by experience and school type

This statistic shows the distribution of school principals in public and private elementary schools in the United States, according to the number of years experience they had as of the 2007/08 academic year. At this time, 9.9 percent of principals at all elementary schools in the U.S. had 20 years experience or more.

本统计数据显示了截至2007/08学年度，美国公立和私立小学校长的经验年限分布情况。当时，美国所有小学中，拥有20年或以上经验的校长占比达到了9.9%。