NCL
                     fc5_2000_ma     fc5_2000_pd      difference     rel diff(%)
Sources (Tg/yr)         4841.822        4893.480         -51.658          -1.067
        emission        4841.822        4893.480         -51.658          -1.067
Sinks (Tg/yr)           4838.331        4888.459         -50.128          -1.036
         dry_dep        2244.323        2259.694         -15.371          -0.685
         wet_dep        2594.008        2628.766         -34.758          -1.340
Lifetime (days)            0.766           0.764           0.002           0.245
Burden (Tg)               10.155          10.235          -0.080          -0.788
    accumulation           0.728           0.736          -0.008          -1.117
          Aitken           0.001           0.002          -0.000          -2.938
          coarse           9.426           9.498          -0.072          -0.763