Among men, median earnings of four-year college graduates were 19 percent higher than median earnings of high school graduates in 1975. The gap grew to 37 percent in 1985, 56 percent in 1995, and 63 percent in 2005.
Among men, median earnings of four-year college graduates were 19 percent higher than median earnings of high school graduates in 1975. The gap grew to 37 percent in 1985, 56 percent in 1995, and 63 percent in 2005.