Region: global

                        st31                tt11           tt11/st31         
          Prod     mean     stdev      mean     stdev      mean     stdev
       nLw_412     1.679     0.070     1.531     0.187     0.913     0.106
       nLw_443     1.484     0.047     1.286     0.125     0.867     0.082
       nLw_490     1.112     0.021     1.017     0.055     0.915     0.044
       nLw_510     0.697     0.010     0.457     0.013     0.656     0.014
       nLw_555     0.357     0.007     0.332     0.010     0.931     0.026
       nLw_670     0.053     0.002     0.027     0.002     0.513     0.031
       chlor_a     0.318     0.043     0.411     0.128     1.294     0.351
        eps_78     1.044     0.008     1.049     0.009     1.005     0.010
       tau_865     0.116     0.005     0.112     0.005     0.968     0.028
  angstrom_510     0.372     0.050     0.341     0.041     0.928     0.138