Region: SIO

                                   sci04m                aci04m          aci04m/sci04         
                     Prod       mean       stdev        mean       stdev        mean       stdev
          chl_oc4,chl_oc3     0.07058     0.02171     0.07258     0.01942     1.03964     0.06703
                   chl_ci     0.08357     0.02401     0.08467     0.02472     1.01185     0.03833