Dufner uses math to determine success rate on the PGA Tour

ST. SIMONS ISLAND, Ga. – Jason Dufner scanned down both sides of the crowded practice range Tuesday at Sea Island as he tried to find a spot to practice.

So many players, even if he doesn't know all their names.

It was another reminder to Dufner that golf has a failure rate unlike most other sports.

The PGA Tour had 648 players tee it up in at least one tournament last year, and only 37 players went home with a trophy. Consider the winners-only start to the calendar year at Kapalua. From the 34-man field in January, 25 players have not made it back.

It doesn't take an economics degree from Auburn to figure out that winning isn't easy.

Dufner, who has such a degree, came up with his own version…