Olympic's front nine ridiculously more hard than the back

• By Jay Coffin
• Jun 16, 2012 1:30 PM ET

SAN FRANCISCO – As Round 3 of the U.S. Open picks up steam at The Olympic Club, let’s catch up on some statistics for the first two days.

• The first and sixth holes, both par 4s, are tied at 4.554 shots as the most difficult hole on the course. The second, third and fifth holes are ranked fourth, sixth and third respectively. The scoring average of the front nine after 36 holes is 37.093. It’s a par 34.

• The short par-5 17th is the easiest hole on the golf course with a 4.776 average. No. 15 is the 15th easiest hole on the course and No. 10 is the 16th easiest hole. The scoring average on the back nine is 37.394 and it’s a par 36.

• Where do the three co-leaders, Jim Furyk, Tiger Woods and David Toms, rank in the key statistics? Furyk is 66th in fairways hit but first in greens hit in regulation (27 of 36) and tied for 83rd in putting. Woods is first in fairways hit (21 of 28), tied for third in greens hit in regulation and tied for 57th in putting. Toms is tied for 28th in fairways, tied for 25th in greens and tied for 16th in putting.

• Michael Thompson has made 10 birdies in two days, the most of anyone else in the field by three. Graeme McDowell, John Peterson, Blake Adams and Padraig Harrington have each made seven. Bob Estes, Brice Garnett, Scott Smith, Cole Howard and Brian Rowell failed to make a birdie in two days.