Region: SPG

                                     st77                  st79             st79/st77         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.02715     0.01164     0.02766     0.01173     1.02196     0.04942
                  Rrs_412     0.01814     0.00227     0.01812     0.00226     0.99888     0.00328
                  Rrs_443     0.01321     0.00129     0.01320     0.00129     0.99951     0.00182
                  Rrs_490     0.00712     0.00034     0.00713     0.00034     1.00137     0.00299
                  Rrs_510     0.00351     0.00015     0.00352     0.00015     1.00314     0.00686
                  Rrs_555     0.00143     0.00011     0.00144     0.00011     1.00691     0.01512
                  Rrs_670     0.00018     0.00004     0.00019     0.00004     1.02327     0.05163
                  aot_865     0.06619     0.02081     0.06630     0.02082     1.00179     0.00475
                 angstrom     0.66108     0.21100     0.64852     0.20515     0.98253     0.03855
                  epsilon     1.03170     0.02093     1.03031     0.01989     0.99868     0.00297