Larson Creek:
74411 10-meter cells

and here are the elevations.
A VALUE of 0 is 0-100 meters.  COUNT is the number of 10-meter cells.
     VALUE      COUNT
         0       8848
       100      22736
       200      25527
       300      16380
       400        920

and here is the 20-meter version:
         0        487
        20       1384
        40       1995
        60       2062
        80       2920
       100       3795
       120       4453
       140       4729
       160       4809
       180       4950
       200       5076
       220       5109
       240       5389
       260       5061
       280       4892
       300       4746
       320       3659
       340       3227
       360       2908
       380       1840
       400        809
       420        108
       440          3