[%] polar    GISS_B    LSCE_B    ULAQ_B     LOA_B   MPI_HAM UIO_CTM_B UIO_GCM_B     UMI_B   average

         SO4     58.94     60.68     65.16     68.39     86.64     53.99     69.17     70.93     66.74
          BC      4.81      3.80      5.88      3.35      1.59      4.68      3.86      2.83      3.85