CLM5_halfco2   CLM45_halfco2
    0       2.16      1.87
    1       4.66     17.23
    2      -1.67     -1.48
    3       5.90     14.04
    4      -1.24     -1.20
    5       6.03      8.22
    6      -1.62     -1.37
    7       5.18     13.96
    8      -2.26     -1.97
    9       8.29     25.13
   10      -1.55     -1.36
   11       5.64     13.01
   12      45.51     49.41