Region: SPG

                                         vt56                    vt60                   vt60/vt56
                     Prod       mean       stdev        mean       stdev        mean       stdev         R^2        mapd
                  chlor_a     0.03491     0.01590     0.03293     0.01501     0.94350     0.00439     0.99987     5.78218
                  Rrs_410     0.01794     0.00293     0.01796     0.00292     1.00120     0.00627     0.99848     0.39357
                  Rrs_443     0.01295     0.00183     0.01326     0.00183     1.02454     0.00466     0.99982     2.34774
                  Rrs_486     0.00749     0.00065     0.00763     0.00064     1.01879     0.00315     0.99944     1.89615
                  Rrs_551     0.00141     0.00008     0.00144     0.00008     1.02171     0.00276     0.99856     2.13436
                  Rrs_671     0.00011     0.00002     0.00012     0.00003     1.07657     0.01725     0.99896     7.02351
                  aot_862     0.08364     0.02202     0.08334     0.02191     0.99666     0.00435     0.99991     0.39631
                 angstrom     0.68824     0.18263     0.68761     0.18129     0.99955     0.00653     0.99936     0.52575