Association Totals for ORNL Met Towers - 
 A, B, C. Done by Pressure Gradient Criteria

Tower Cat0 Cat1 Cat2 Cat3 Cat4 Cat5 Nshift  Oshift Rshift
      <=15  >15  >30  >45  >90 >135    <45 >45<135   >135
 A10m 1156 1103 1137 2906 1669  789   3396    4575    789
 A30m 1311 1155  974 2687 1855  778   3440    4542    778
 B10m 1259 1092  948 2710 1883  868   3299    4593    868
 B30m 1257 1119  941 2873 1818  752   3317    4691    752
 C10m 1290 1093  936 2600 1749 1092   3319    4349   1092
 C30m 1336 1088 1017 2900 1615  804   3441    4515    804
C100m 1411 1133 1087 2956 1463  710   3631    4419    710