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)              7.982           7.974           0.008           0.100
         dry_dep           2.103           2.075           0.028           1.327
         wet_dep           5.880           5.899          -0.020          -0.339
Lifetime (days)            5.413           5.577          -0.164          -3.034
Burden (Tg)                0.118           0.122          -0.003          -2.931
    accumulation           0.092           0.093          -0.001          -1.610
  primary_carbon           0.026           0.028          -0.002          -7.518