1850_125_4XCO2   1850_125
    0       2.93      0.96
    1       3.61     49.18
    2       2.44      0.12
    3       9.72     52.51
    4       2.17      0.12
    5       8.30     46.27
    6       2.17      0.01
    7      10.16     46.73
    8       2.80      0.09
    9      10.19     53.28
   10       2.60      0.23
   11       7.88     52.93
   12      11.78      6.37