Complex has published a feature titled, The Best Rapper Alive, Every Year Since 1979
It's actually a pretty in depth and interesting read, but they DEFINITELY got some shit wrong.
Run, Notorious BIG, Jay Z, Eminem, Lil Wayne and Kanye West all received "BRA" honors for two separate years. The only artist picked more is Drake (three different years: 2009, 2011, 2015). Bogus if y'ask me.
Anyway, check the article here: