Region: global

                        st19                tt09           tt09/st19         
          Prod     mean     stdev      mean     stdev      mean     stdev
       nLw_412     1.670     0.073     1.468     0.089     0.879     0.022
       nLw_443     1.509     0.051     1.324     0.082     0.877     0.030
       nLw_490     1.121     0.024     1.042     0.053     0.928     0.032
       nLw_510     0.687     0.012     0.488     0.017     0.711     0.018
       nLw_555     0.350     0.007     0.353     0.009     1.008     0.026
       nLw_670     0.045     0.002     0.045     0.002     0.988     0.051
       chlor_a     0.303     0.045     0.412     0.104     1.342     0.159
        eps_78     1.044     0.009     1.057     0.006     1.013     0.007
       tau_865     0.118     0.004     0.109     0.005     0.928     0.021
  angstrom_510     0.371     0.058     0.378     0.034     1.034     0.112