Pro Skiers is a large range of people. If you are talking about the unheard of people they live in there cars and stuff. People like Simon Dumont, Jon Olson, and Sammy Carlson don't have a yearly salary. They live off of sponsorship points. Sponsorship points are basically how much you can show there company logo or mention positive things about them
An example is when Jon Olson won the big air comp in the x-games he is getting like $100,000 for winning from the x-games and $50,000 for showing off his new Oakley Goggles and his new Head Ski Pro line and other little products. The more he shows his sponsors and talk about them, the more money he gets.
The Average well known pro Gets around $300,000 on a good year