BC
                     f.e13.F2000     f.e13.F2000      difference     rel diff(%)
Sources (Tg/yr)            8.266           8.266          -0.000          -0.000
        emission           8.266           8.266          -0.000          -0.000
Sinks (Tg/yr)              7.956           7.954           0.001           0.017
         dry_dep           2.049           1.917           0.132           6.438
         wet_dep           5.906           6.037          -0.131          -2.210
Lifetime (days)            5.523           5.432           0.091           1.644
Burden (Tg)                0.120           0.118           0.002           1.661
    accumulation           0.091           0.093          -0.002          -2.083
  primary_carbon           0.029           0.025           0.004          13.474