1850_1%CO2_179   1850_179
    0       0.76      0.76
    1       1.06      1.04
    2      -0.11     -0.16
    3       7.78      7.38
    4      -0.09     -0.14
    5       4.42      5.87
    6      -0.22     -0.27
    7       6.00      4.99
    8      -0.14     -0.18
    9      10.31      8.39
   10      -0.03     -0.08
   11       9.07      8.78
   12       7.10      7.75