 
Core Type
              Symmetric
          16 pounds
RG
              2.495
          Diff
              0.046
          15 pounds
RG
              2.481
          Diff
              0.053
          14 pounds
RG
              2.505
          Diff
              0.053
          13 pounds
RG
              2.510
          Diff
              0.047
          12 pounds
RG
              2.577
          Diff
              0.045