NCL
                     fc5_2000_f0     fc5_2000_f0      difference     rel diff(%)
Sources (Tg/yr)         5539.342        5523.452          15.890           0.287
        emission        5539.342        5523.452          15.890           0.287
Sinks (Tg/yr)           5536.558        5521.228          15.330           0.277
         dry_dep        2708.598        2697.256          11.342           0.419
         wet_dep        2827.959        2823.972           3.988           0.141
Lifetime (days)            0.744           0.746          -0.002          -0.286
Burden (Tg)               11.290          11.291          -0.001          -0.008
    accumulation           0.812           0.812           0.000           0.000
          Aitken           0.002           0.002          -0.000          -0.876
          coarse          10.476          10.477          -0.001          -0.009