Labor force activity rate (percent) of persons 20 to 64 years old by selected characteristics and disability status, 1994 Years of school With With With completed by persons no moderate severe 25 to 64 years old disability disability disability Less than 4 years of high school 75.2 74.4 17.3 Four years of high school, no college 84.7 81.2 31.2 Some college 87.3 85.7 39.1 College graduate 90.0 86.4 52.4