[%] polar GISS_PRE KYU_PRE LOA_PREUIO_CTM_PRUIO_GCM_PR ULAQ_PRE UMI_PRE average SO4 58.29 60.71 67.59 58.82 100.00 71.78 BC 2.01 1.71 0.38 1.73 2.41 0.96