CLM50_fert50   CLM50_hist
    0       0.96      0.81
    1       1.25     14.63
    2       0.42      0.17
    3      12.21     25.23
    4       0.31      0.08
    5       7.43     18.58
    6       0.22     -0.01
    7      10.92     16.28
    8       0.60      0.27
    9      12.39     24.29
   10       0.52      0.23
   11      10.43     25.53
   12      11.06     11.73