Region: SPG

                                   sr2007              sr2009.1          sr2009.1/sr2         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.03373     0.01231     0.02870     0.01222     0.84115     0.11243
                  Rrs_412     0.01898     0.00237     0.01814     0.00221     0.95652     0.01290
                  Rrs_443     0.01344     0.00131     0.01323     0.00125     0.98521     0.01193
                  Rrs_490     0.00733     0.00035     0.00716     0.00032     0.97717     0.01465
                  Rrs_510     0.00363     0.00014     0.00355     0.00016     0.97609     0.02737
                  Rrs_555     0.00150     0.00011     0.00146     0.00012     0.97543     0.05159
                  Rrs_670     0.00027     0.00005     0.00020     0.00005     0.71922     0.11119
          tau_865,aot_865     0.10540     0.02917     0.06804     0.02100     0.64237     0.05836
    angstrom_510,angstrom     0.26868     0.12747     0.52350     0.17103     2.29922     1.13035