CLM50_fert50   CLM50_hist
    0      13.83     13.09
    1       1.12      3.51
    2       1.55      0.58
    3       1.60      0.60
    4       0.79     -0.08
    5       1.62      1.29
    6       0.73     -0.57
    7       2.23      1.33
    8       3.93      2.75
    9       1.51      2.82
   10       0.29     -0.61
   11       1.69      1.27
   12      57.40     61.60