NCL
                     fc5_2000_f0     fc5_2000_f0      difference     rel diff(%)
Sources (Tg/yr)         5504.080        5570.934         -66.854          -1.215
        emission        5504.080        5570.934         -66.854          -1.215
Sinks (Tg/yr)           5494.018        5564.941         -70.923          -1.291
         dry_dep        2673.161        2690.357         -17.197          -0.643
         wet_dep        2820.857        2874.584         -53.727          -1.905
Lifetime (days)            0.697           0.742          -0.045          -6.417
Burden (Tg)               10.491          11.308          -0.817          -7.791
    accumulation           0.782           0.812          -0.031          -3.912
          Aitken           0.002           0.002           0.000          19.135
          coarse           9.707          10.494          -0.787          -8.109