This is a common theme on HN, but it's not obvious to me if it reflects this entire period we're talking about here. Were government loans growing from 1980 to

This is a common theme on HN, but it's not obvious to me if it reflects this entire period we're talking about here. Were government loans growing from 1980 to 2000? I know they have been in the last 20 years, but tuition was clearly growing before that (as you can see for yourself in the graphs of the original article).