What is the lowest paying professional sport?

What is the lowest paying professional sport?
Here are some of the lowest wages in professional sports:

Boxing. No athlete earns more today than Floyd Mayweather, who rakes in more than $73 million per year.
Bowling.
Football.
Golf.
Hockey.
Lacrosse.
Major League Soccer.
Minor League Baseball.

Here are some of the lowest wages in professional sports:
  • Boxing. No athlete earns more today than Floyd Mayweather, who rakes in more than $73 million per year.
  • Bowling.
  • Football.
  • Golf.
  • Hockey.
  • Lacrosse.
  • Major League Soccer.
  • Minor League Baseball.