4XCO2   CONTROL
    0      17.79     19.89
    1      26.26     12.71
    2       5.21     10.99
    3      26.72     14.33
    4       7.92     12.17
    5      17.54      8.37
    6       7.20     12.03
    7      23.70      9.91
    8       1.28      9.17
    9      28.43     20.89
   10       4.29     10.26
   11      21.14     11.62
   12      51.38     53.24