BC
                     f.e15a6.FAM     f.e15a6.FAM      difference     rel diff(%)
Sources (Tg/yr)            7.523           7.523           0.000           0.002
        emission           7.523           7.523           0.000           0.002
Sinks (Tg/yr)              7.497           7.492           0.005           0.068
         dry_dep           1.707           1.665           0.042           2.451
         wet_dep           5.791           5.827          -0.037          -0.634
Lifetime (days)            6.007           5.876           0.130           2.172
Burden (Tg)                0.123           0.121           0.003           2.239
    accumulation           0.092           0.090           0.003           2.767
  primary_carbon           0.031           0.031           0.000           0.679