NCL
                     f.e13.FC5.f     f.e13.FC5.f      difference     rel diff(%)
Sources (Tg/yr)         3904.277        3909.809          -5.532          -0.142
        emission        3904.277        3909.809          -5.532          -0.142
Sinks (Tg/yr)           3907.949        3913.256          -5.307          -0.136
         dry_dep         905.157         906.277          -1.120          -0.124
         wet_dep        3002.792        3006.979          -4.187          -0.139
Lifetime (days)            0.951           0.954          -0.003          -0.345
Burden (Tg)               10.178          10.227          -0.049          -0.482
    accumulation           0.519           0.522          -0.003          -0.556
          Aitken           0.001           0.001          -0.000          -0.220
          coarse           9.658           9.704          -0.046          -0.478