1850_4xCO2   1850_1xCO2
    0       5.17      5.11
    1      17.20     22.39
    2      -1.87     -0.36
    3      13.35     28.28
    4      -0.31      2.21
    5      19.38     24.22
    6      -1.34      0.41
    7      14.98     24.27
    8       0.00      0.74
    9      13.70      5.10
   10      -2.52     -0.71
   11       9.75     28.29
   12      17.09     23.71