2,750 straight free throws.
http://www.latimes.com/local/obituaries/la-me-tom-amberry-20170323-story.html
ANYONE that plays should be able to make 75 out of 100 though. For a D1 player to shoot anywhere close to 50% tells me they have terrible form, can't concentrate for 10 seconds at a time or simple do not practice free throws.