Tom,
Here is a link to the hole by hole scores. The longest 4 is 408 and the longest 5 is 517. The list is hole, par, yardage, 1st round over par, 2nd rd over par, 3rd rd over par, average over par. The relative difficulty may be wind, hole location or both.
http://www.golfstatresults.com/public/stats/static/index_559.html01 4 340 .21 .22 .16 .1967
02 5 516 .10 .01 .17*.020* *under par
03 3 131 .25 .68 .36 .430
04 4 328 .07 .33 .34 .3467
05 4 408 .26 .44 .21 .3033
06 3 171 .38 .33 .50 .4033
07 4 338 .01 .58 .59 .3933
08 4 374 .35 .68 .70 .5767
09 5 498 .08 .26 .06 .1333
10 3 163 .46 .86 .60 .6400
11 4 366 .21 .33 .26 .2667
12 4 329 .29 .20 .09 .1933
13 4 373 .13 .47 .07 .2233
14 4 390 .59 .73 .60 .6400
15 4 405 .55 .76 .60 .6367
16 3 175 .26 .51 .44 .4033
17 5 517 .00 .07 .04 .0367
18 5 506 .33 .46 .19 .3267