less than 1%
The percentage of little league players that make major league is about 5. 6 percent. That is less than 3 out of 50 people.
63% are US citizens
between 2% and 15%
That would be Ray Chapman. Nine minor league players, and 111 players overall, have been killed by pitched balls over the decades.
Major league pitcher Al Schacht pitched for the Washington Senators. He was the son of Russian immigrants.
Major league baseball players
Major League Baseball Players Association was created in 1966.
As of 2011, about 38 percent of the Major League Baseball players had played in college. Within the past 10 years, approximately 56 percent of the picks in the first round in the MLB draft are college players. Only about 10 percent of male college baseball players will get drafted.
I've heard that it's about 4% of those who both get drafted and make the rookie league squad.