[%] polar      ARQM    ARQM_B       DLR     DLR_B      GISS    GISS_B  GISS_PRE       KYU     KYU_B   KYU_PRE       LOA     LOA_B   LOA_PRE      LSCE    LSCE_B  LSCE_PRE     MATCH   MATCH_B     MOZGN   MOZGN_B
     UIO_CTM UIO_CTM_BUIO_CTM_PR   UIO_GCM UIO_GCM_BUIO_GCM_PR      ULAQ    ULAQ_B  ULAQ_PRE       UMI     UMI_B   UMI_PRE   average

        DUST                                                                                                                                                                                                        
                                                                                                                            ********
         SO4                                                                                                                                                                                                        
                                                                                                                            ********
          BC                                                       26.43     32.31                5.05      6.08                                              6.64     12.75                                        
                                                                              8.10      7.77               15.34     17.83     13.83
         POM                                                    ********  ********                                                                                                                                  
                                                                                                                            ********
          SS                                                                                                                                                                                                        
                                                                                                                            ********
         AER                                                    ********  ********            ********                                                                                                              
                                                                                                                            ********

*********************************************************

range of mass fractions in polar regions

    Model         Min         Max       Range

   GISS_B    26.43343************************
 GISS_PRE    32.30949************************
    KYU_B     5.04548************************
  KYU_PRE     6.08040     6.08040     0.00000
   LSCE_B     6.64131     6.64131     0.00000
 LSCE_PRE    12.74837    12.74837     0.00000
   ULAQ_B     8.09750     8.09750     0.00000
 ULAQ_PRE     7.77348     7.77348     0.00000
    UMI_B    15.34431    15.34431     0.00000
  UMI_PRE    17.82518    17.82518     0.00000