 
Core Type
              Symmetric
          16 pounds
RG
              2.503
          Diff
              0.046
          15 pounds
RG
              2.489
          Diff
              0.054
          14 pounds
RG
              2.514
          Diff
              0.054
          13 pounds
RG
              2.582
          Diff
              0.042
          12 pounds
RG
              2.605
          Diff
              0.042