Region: SPG

                                         vt40                    vt43                   vt43/vt40
                     Prod       mean       stdev        mean       stdev        mean       stdev         R^2        mapd
                  chlor_a     0.03767     0.01737     0.03636     0.01692     0.96561     0.04748     0.98936     2.95027
                  Rrs_410     0.01770     0.00308     0.01800     0.00304     1.01792     0.00765     0.99903     1.69286
                  Rrs_443     0.01272     0.00190     0.01287     0.00190     1.01184     0.01535     0.98963     0.69148
                  Rrs_486     0.00749     0.00071     0.00752     0.00069     1.00480     0.00678     0.99639     0.54689
                  Rrs_551     0.00147     0.00007     0.00146     0.00007     0.99157     0.02160     0.79235     2.34758
                  Rrs_671     0.00013     0.00002     0.00013     0.00002     0.96722     0.07519     0.76042     7.13619
                  aot_862     0.08750     0.02063     0.08403     0.02017     0.95947     0.01208     0.99723     4.57298
                 angstrom     0.70829     0.19520     0.65604     0.17945     0.92682     0.03942     0.97341     7.09790
                  epsilon     1.04491     0.02182     1.03878     0.02024     0.99417     0.00402     0.96394     0.58963