clm40_r270 fert50 1995-2014   clm40_r270 control 1995-2014
    0       1.68      1.70
    1       0.01      0.02
    2       0.59      0.66
    3       0.04      0.01
    4      -0.17     -0.11
    5       0.04      0.00
    6       0.80      0.87
    7       0.04      0.00
    8       0.92      1.00
    9       0.15      0.11
   10       0.60      0.67
   11       0.07      0.01
   12      89.79     89.95