Region: global

                        st20                st23           st23/st20         
          Prod     mean     stdev      mean     stdev      mean     stdev
       nLw_412     1.694     0.079     1.689     0.080     0.997     0.000
       nLw_443     1.529     0.057     1.521     0.057     0.995     0.000
       nLw_490     1.147     0.025     1.141     0.025     0.995     0.000
       nLw_510     0.708     0.011     0.719     0.011     1.016     0.001
       nLw_555     0.364     0.007     0.370     0.007     1.015     0.001
       nLw_670     0.049     0.002     0.050     0.002     1.020     0.001
       chlor_a     0.283     0.034     0.288     0.034     1.016     0.002
        eps_78     1.038     0.007     1.038     0.007     1.000     0.000
       tau_865     0.128     0.005     0.128     0.005     1.000     0.000
  angstrom_510     0.334     0.044     0.334     0.044     1.000     0.000