In 2002 this survey followed high school sophomores until 2014. There are some interesting findings. 84% have some college, but only 33% have a BA. 60 % of the college students took out loans. See more below:
http://www.theatlantic.com/business/archive/2014/01/highly-educated-highly-indebted-the-lives-of-todays-27-year-olds-in-charts/283263/ It’s interesting how many 27 year olds get a degree and how few don’t graduate high school.