 
Core Type
              Symmetric
          16 pounds
RG
              2.530
          Diff
              0.041
          15 pounds
RG
              2.520
          Diff
              0.045
          14 pounds
RG
              2.510
          Diff
              0.053
          13 pounds
RG
              2.530
          Diff
              0.055
          12 pounds
RG
              2.600
          Diff
              0.039