BC
                     f.e13.FC5.f     f.e13.FC5.f      difference     rel diff(%)
Sources (Tg/yr)            7.795           7.795           0.000           0.000
        emission           7.795           7.795           0.000           0.000
Sinks (Tg/yr)              7.754           7.680           0.073           0.946
         dry_dep           1.823           1.870          -0.047          -2.598
         wet_dep           5.931           5.810           0.121           2.035
Lifetime (days)            6.606           7.612          -1.006         -15.226
Burden (Tg)                0.140           0.160          -0.020         -14.135
    accumulation           0.091           0.110          -0.019         -21.456
  primary_carbon           0.050           0.050          -0.000          -0.803