Region: global

                                         st89                    st90                   st90/st89
                     Prod       mean       stdev        mean       stdev        mean       stdev         R^2        mapd
                  chlor_a     0.28723     0.03691     0.28174     0.03537     0.98162     0.02967     0.95233     2.52059
                  Rrs_412     0.00934     0.00042     0.00939     0.00042     1.00531     0.00190     0.99831     0.53634
                  Rrs_443     0.00764     0.00026     0.00768     0.00026     1.00462     0.00163     0.99782     0.47055
                  Rrs_490     0.00556     0.00013     0.00557     0.00013     1.00282     0.00176     0.99434     0.26183
                  Rrs_510     0.00348     0.00007     0.00348     0.00007     1.00164     0.00573     0.92420     0.36918
                  Rrs_555     0.00186     0.00005     0.00185     0.00005     0.99605     0.01783     0.57662     1.29992
                  Rrs_670     0.00028     0.00002     0.00028     0.00002     0.99458     0.02455     0.88513     1.71957
                  aot_865     0.07420     0.00383     0.07255     0.00373     0.97773     0.00784     0.97610     2.25510
                 angstrom     0.85641     0.08775     0.83892     0.08951     0.97919     0.00959     0.99321     2.14258
                  epsilon     1.04943     0.01044     1.04900     0.01050     0.99960     0.00056     0.99695     0.04356
                    ozone     0.27864     0.00999     0.27539     0.00953     0.98863     0.02300     0.62872     1.71624
                 pressure  1014.49860     1.14722  1014.38867     1.10622     0.99989     0.00014     0.98652     0.01183
                windspeed     5.84216     0.24398     5.99134     0.25780     1.02581     0.02597     0.68075     3.01494
                 humidity    74.77306     0.53204    72.74670     0.63205     0.97292     0.00809     0.21259     2.75930