[%] polar  GISS_PRE   KYU_PRE   LOA_PREUIO_CTM_PRUIO_GCM_PR  ULAQ_PRE   UMI_PRE   average

         SO4     58.29               61.23     55.84     59.42     69.95               60.95
          BC      2.01                1.87      2.10      1.68      2.09                1.95