NCL
                        CAM51_PD        CAM51_PI      difference     rel diff(%)
Sources (Tg/yr)         5000.279        5004.250          -3.971          -0.079
        emission        5000.279        5004.250          -3.971          -0.079
Sinks (Tg/yr)           4997.514        5001.513          -3.999          -0.080
         dry_dep        2408.841        2392.639          16.202           0.673
         wet_dep        2588.673        2608.874         -20.201          -0.780
Lifetime (days)            0.732           0.734          -0.002          -0.259
Burden (Tg)               10.021          10.055          -0.034          -0.339
    accumulation           0.752           0.751           0.000           0.058
          Aitken           0.002           0.002          -0.000          -0.691
          coarse           9.267           9.301          -0.034          -0.371