By Will Pearson, europeantour.com
at Pinehurst
After a day chock-full of numbers, records, stats and more, europeantour.com takes a look back at the best of the action from day two at the US Open...
US OPEN CHAMPIONSHIP: DAY 2 IN NUMBERS
65- Martin Kaymer's score for a second day running, setting a new low 36 hole US Open total of 130 shots
6- Shot lead for Kaymer heading into the weekend, equalling the record number of shots Tiger Woods and Rory McIlroy led by in the US Opens in 2000 and 2011, respectively
2- Kaymer's halfway total of 130 also equals the lowest 36 hole total in Major Championship history (Brandt Snedeker, Royal Lytham (2012); Nick Faldo, Muirfield (1992)
32- Holes it took Kaymer to reach double digits under par, 6 more than the record set by McIlroy in 2011
25- Fairways the German has hit out of 28 so far this week along with 26 out of 36 Greens in Regulation, 3 out of 3 sand saves and just 54 putts
5- Different nationalities inside the top ten (1 German, 9 Americans, 1 Zimbabwean, 1 Swede and 1 Northern Irishman)
3- Players that went bogey-free on Friday (Kaymer, Brendon Todd, Jason Day)
13- Number of players under par with 36 holes to come
15- Shots between the lead and the cut-line
67- Players around for the weekend including just 1 out of the 12 amateurs (Matthew Fitzpatrick)
25- Fairways US Amateur champion Fitzpatrick has found out of 28, joint best in the field
29- Greens Henrik Stenson has hit in regulation in the first 36 holes
5- Times out of 5 Retief Goosen has got up and down from the bunker during the first two rounds
32- Shots between first and last place
11- The most difficult hole over the first two days averaging 4.38 and yielding just 17 birdies in 312 attempts
3- The easiest hole in rounds one and two averaging 3.88 and giving up 1 eagle and 86 birdies