Region: SPG

                                         vt33                    vt34                   vt34/vt33
                     Prod       mean       stdev        mean       stdev        mean       stdev         R^2        mapd
                  chlor_a     0.04489     0.02065     0.03964     0.01879     0.87872     0.01269     0.99958    13.07152
                  Rrs_410     0.01724     0.00317     0.01726     0.00318     1.00150     0.00073     0.99998     0.15037
                  Rrs_443     0.01246     0.00197     0.01248     0.00197     1.00194     0.00092     0.99997     0.21385
                  Rrs_486     0.00731     0.00074     0.00733     0.00074     1.00299     0.00137     0.99987     0.33664
                  Rrs_551     0.00145     0.00007     0.00145     0.00007     1.00357     0.00183     0.99871     0.37927
                  Rrs_671     0.00013     0.00002     0.00013     0.00002     1.00458     0.00281     0.99957     0.45976
                  aot_862     0.08387     0.01943     0.08385     0.01942     0.99986     0.00086     0.99998     0.00034
                 angstrom     0.73814     0.19002     0.73827     0.19016     1.00014     0.00080     0.99999     0.00024
                  epsilon     1.04749     0.02167     1.04754     0.02166     1.00004     0.00024     0.99986     0.00000