Region: global

                        at22                tt15           tt15/at22         
          Prod     mean     stdev      mean     stdev      mean     stdev
       nLw_412     1.580     0.080     1.571     0.092     0.995     0.031
       nLw_443     1.402     0.061     1.377     0.061     0.983     0.031
       nLw_490     1.091     0.031     1.074     0.029     0.984     0.020
       nLw_510     0.468     0.010     0.468     0.009     1.001     0.027
       nLw_555     0.345     0.008     0.343     0.007     0.994     0.025
       nLw_670     0.030     0.001     0.031     0.002     1.037     0.056
       chlor_a     0.368     0.063     0.330     0.059     0.899     0.066
        eps_78     1.054     0.009     1.048     0.009     0.995     0.007
       tau_865     0.107     0.005     0.109     0.004     1.019     0.034
  angstrom_510     0.363     0.046     0.339     0.042     0.937     0.098