According to the NCAA here are the stats:
Men's Basketball
These numbers relate to high school seniors, so if you estimate that seniors are 40% of the average high school team, then the percentage of players on the team to make it to the next lower are even lower:
High school to College
College to pros 1.2%
High school to Ppros
80
about 27%
70%
hall of fame
Quarterbacks, Punters and a few lineman. Most college football players are black. Most of the white players are too buzy getting an education.
College football season normal starts before the NFL season does. College is normally 3 weeks into their season before the pros start.
Alabama in 2011 and 2012.
30
25
only 1 in 10000
I have to assume that you are talking about NFL professional players. Since most of them come from college football teams, most have a college education.
Approximately 7% of all college football players get drafted into the NFL.