NCL
                     f.e13.FC5.f     f.e13.FC5.f      difference     rel diff(%)
Sources (Tg/yr)         4024.945        3923.778         101.167           2.513
        emission        4024.945        3923.778         101.167           2.513
Sinks (Tg/yr)           4028.289        3922.952         105.337           2.615
         dry_dep         933.426         873.206          60.220           6.451
         wet_dep        3094.863        3049.745          45.118           1.458
Lifetime (days)            0.979           0.965           0.014           1.424
Burden (Tg)               10.807          10.374           0.432           4.001
    accumulation           0.550           0.537           0.013           2.322
          Aitken           0.001           0.002          -0.000         -12.542
          coarse          10.256           9.836           0.420           4.094