Region: AerDarwin

                                     tt20                  tt21             tt21/tt20         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     1.94056     0.46054     1.84094     0.38195     0.95582     0.06558
                  Rrs_412     0.00969     0.00339     0.01096     0.00308     1.23046     0.44152
                  Rrs_443     0.01298     0.00367     0.01420     0.00357     1.11940     0.16675
                  Rrs_469     0.01697     0.00406     0.01774     0.00417     1.04912     0.07189
                  Rrs_488     0.01848     0.00431     0.01912     0.00438     1.03691     0.04933
                  Rrs_531     0.01974     0.00516     0.02016     0.00529     1.02145     0.03691
                  Rrs_547     0.01912     0.00529     0.01953     0.00542     1.02169     0.03842
                  Rrs_555     0.01787     0.00506     0.01826     0.00520     1.02193     0.04062
                  Rrs_645     0.00581     0.00253     0.00607     0.00265     1.04426     0.08815
                  Rrs_667     0.00465     0.00213     0.00490     0.00222     1.05624     0.08925
                  Rrs_678     0.00443     0.00204     0.00470     0.00213     1.06491     0.09306
                  aot_869     0.09389     0.03614     0.09442     0.03801     1.00421     0.08817
                 angstrom     0.77346     0.42483     0.78181     0.43571     0.98624     0.30871
                      flh     0.02298     0.01034     0.02770     0.01092     1.26270     0.25125