SO4
                        CAM51_PD        CAM51_PI      difference     rel diff(%)
Sources (TgS/yr)          40.116          18.367          21.749          54.215
        emission           1.653           0.366           1.286          77.845
  gas-phase prod          10.146           4.105           6.042          59.546
   aq-phase prod          28.284          12.587          15.697          55.498
      nucleation           0.032           0.023           0.010          29.986
Sinks (TgS/yr)            39.940          17.011          22.929          57.410
         dry_dep           4.734           1.826           2.908          61.436
         wet_dep          35.206          15.185          20.021          56.868
Lifetime (days)            4.366           3.818           0.548          12.551
Burden (TgS)               0.338           0.132           0.207          61.084
    accumulation           0.321           0.120           0.201          62.617
          Aitken           0.013           0.009           0.004          28.601
          coarse           0.005           0.002           0.002          46.799