NCL
                     f.e13.F2000     f.e13.F2000      difference     rel diff(%)
Sources (Tg/yr)         5773.188        5718.418          54.770           0.949
        emission        5773.188        5718.418          54.770           0.949
Sinks (Tg/yr)           5772.696        5716.849          55.847           0.967
         dry_dep        1762.457        3132.278       -1369.820         -77.722
         wet_dep        4010.239        2584.572        1425.668          35.551
Lifetime (days)            1.139           0.745           0.394          34.597
Burden (Tg)               18.021          11.672           6.349          35.230
    accumulation           0.879           0.871           0.008           0.869
          Aitken           0.002           0.002           0.000           4.405
          coarse          17.140          10.799           6.341          36.996