Region: global

                                   st53                at31           at31/st53         
                     Prod     mean     stdev      mean     stdev      mean     stdev
                  chlor_a     0.325     0.048     0.376     0.063     1.159     0.100
                  nLw_412     1.622     0.062     1.546     0.073     0.953     0.026
                  nLw_443     1.476     0.045     1.402     0.055     0.950     0.021
          nLw_490,nLw_488     1.097     0.022     1.071     0.031     0.976     0.020
          nLw_510,nLw_531     0.696     0.012     0.464     0.012     0.666     0.018
          nLw_555,nLw_547     0.359     0.008     0.366     0.010     1.021     0.033
          nLw_670,nLw_667     0.051     0.003     0.032     0.002     0.627     0.034
          nLw_670,nLw_678     0.051     0.003     0.034     0.002     0.665     0.031
         tau_865,taua_869     0.085     0.004     0.087     0.004     1.017     0.045
           eps_78,epsilon     1.028     0.012     1.031     0.009     1.003     0.007
angstrom_510,angstrom_531     0.668     0.107     0.522     0.071     0.788     0.072