It depends on how many qualify, usually between 200-300.
you would have to be 50 to be on the champion tour, wins or no wins hope this helps :)
There are 1,000 sanctioned players on the ATP tour.
The top 25 players earn a pga card.
For the whole season, players compete on the PGA Tour only for points towards the Fed Ex Cup. The top 125 qualify for the 1st event, points can be won at it, then the new top 100 qualify for the second, points can be won, then the new top 70 qualify for the third event, points can be won, then the top 30 qualify for the Tour Championship, then the Fed Ex Cup is won by the points leader.
125. But it's a lot more complicated than that. See link to the PGA Tour exemption process.
This year there is currently 230 players with full or partial tour cards.
No. In 1999 the LPGA established a new policy allowing the top three money winners of the Futures Tour to automatically get their LPGA "Exempt Status" tour card. There are not many events on the Futures Tour as the Nationwide Tour (19 in 2007)
Yes, and they are very popular. You will rarely find a PGA Tour pro who doesn't use one. On the Champion's Tour and LPGA/LET Tour they are extremely popular, with players having at least one, but some players carry as many as 3.
Tennis rackets used on tour, by the professional players
No. Any male over the age of 50 can try to qualify for a Champions Tour event. Playing on the PGA tour is not a prerequisite.
You can check it here: http://golftips.golfsmith.com/qualify-senior-pga-tour-1894.html