Region: SPG

                                         vt10                    vt11                   vt11/vt10
                     Prod       mean       stdev        mean       stdev        mean       stdev         R^2        mapd
                  chlor_a     0.02289     0.00961     0.02336     0.01011     1.01809     0.03208     0.99570     2.73766
                  Rrs_410     0.01827     0.00336     0.01760     0.00342     0.96118     0.02277     0.98492     5.17121
                  Rrs_443     0.01321     0.00205     0.01297     0.00204     0.98153     0.00738     0.99731     2.18623
                  Rrs_486     0.00768     0.00077     0.00756     0.00075     0.98400     0.00654     0.99501     1.45285
                  Rrs_551     0.00148     0.00011     0.00146     0.00012     0.98703     0.01213     0.97734     1.51624
                  Rrs_671     0.00013     0.00002     0.00013     0.00002     0.99480     0.06026     0.87692     3.93962
                  aot_862     0.07746     0.02058     0.07910     0.02076     1.02184     0.01803     0.99700     2.28517
                 angstrom     0.83419     0.26667     0.67884     0.23645     0.80674     0.06416     0.94759    19.27112