Region: global

                        st31                st42           st42/st31         
          Prod     mean     stdev      mean     stdev      mean     stdev
       nLw_412     1.700     0.065     1.696     0.061     0.997     0.008
       nLw_443     1.501     0.046     1.493     0.042     0.995     0.006
       nLw_490     1.131     0.022     1.122     0.022     0.992     0.007
       nLw_510     0.712     0.012     0.705     0.013     0.990     0.011
       nLw_555     0.367     0.007     0.362     0.010     0.988     0.017
       nLw_670     0.057     0.002     0.055     0.003     0.975     0.032
       chlor_a     0.296     0.035     0.301     0.037     1.016     0.015
        eps_78     1.038     0.008     1.042     0.010     1.003     0.004
       tau_865     0.128     0.005     0.125     0.005     0.976     0.008
  angstrom_510     0.339     0.051     0.359     0.062     1.056     0.059