SO4
                              PD              PI      difference     rel diff(%)
Sources (TgS/yr)          46.257          15.515          30.743          66.460
        emission           1.680           0.383           1.296          77.178
  gas-phase prod          17.877           5.225          12.652          70.773
   aq-phase prod          26.686           8.604          18.082          67.760
      nucleation           0.015           0.006           0.009          57.320
Sinks (TgS/yr)            45.730          14.065          31.665          69.243
         dry_dep           7.362           2.481           4.881          66.303
         wet_dep          38.367          11.584          26.783          69.808
Lifetime (days)           12.737          11.156           1.582          12.418
Burden (TgS)               0.931           0.263           0.668          71.763
    accumulation           0.907           0.252           0.655          72.239
          Aitken           0.011           0.007           0.004          35.791
          coarse           0.014           0.004           0.009          68.613