Sources: The 1890-1960 data come from National Vital Statistics "100 Years of Marriage and Divorce Statistics United States, 1867-1967" Report. The 1970-1990 data come from the Centers for Disease Control and Prevention/National Center for Health Statistics. The 2000 data come from the National Center for Health Statistics, CDC and the Census Bureau 2000. The 2010 and 2016 data come from the U.S. Census Bureau, American Community Survey.
Note: Data for Alaska begin in 1959. Data for Hawaii begin in 1960.