Region: AerCapoV

                                     tt17                  tt18             tt18/tt17         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.32361     0.19205     0.22054     0.08714     0.76426     0.24272
                  Rrs_412     0.00323     0.00328     0.00470     0.00238     1.26115     6.72419
                  Rrs_443     0.00311     0.00210     0.00437     0.00162     0.11157     9.69624
                  Rrs_488     0.00354     0.00106     0.00397     0.00093     1.15397     0.17777
                  Rrs_531     0.00191     0.00052     0.00196     0.00050     1.03488     0.06661
                  Rrs_547     0.00149     0.00042     0.00149     0.00041     1.00371     0.05090
                  Rrs_667     0.00012     0.00007     0.00011     0.00007     0.97945     0.42677
                  Rrs_678     0.00013     0.00007     0.00014     0.00007   -15.87617   119.74159
                  aot_869     0.12458     0.04686     0.12515     0.04696     1.00472     0.01168
                 angstrom     0.76952     0.29297     0.76782     0.29487     0.99637     0.03144
                     nflh     0.00420     0.00257     0.00676     0.00310     2.78237     4.67824