GSWP3_controla   CRUNCEP_controla
    0       1.42      1.91
    1      36.53      9.91
    2       0.71     -0.06
    3      35.08     24.31
    4       0.41     -0.94
    5      42.76     18.18
    6       0.81     -0.01
    7      32.59     25.71
    8       0.87      0.59
    9      29.92     21.91
   10       0.61     -0.06
   11      37.39     19.03
   12      92.49     92.01