Region: global

                        st09                st11           st11/st09         
          Prod     mean     stdev      mean     stdev      mean     stdev
       nLw_412     1.695     0.083     1.644     0.081     0.970     0.005
       nLw_443     1.544     0.059     1.496     0.059     0.969     0.005
       nLw_490     1.157     0.027     1.135     0.027     0.981     0.004
       nLw_510     0.705     0.013     0.705     0.013     1.001     0.003
       nLw_555     0.355     0.008     0.368     0.009     1.036     0.008
       nLw_670     0.043     0.002     0.047     0.002     1.109     0.011
       chlor_a     0.262     0.031     0.293     0.033     1.116     0.013
        eps_78     1.026     0.008     1.029     0.009     1.002     0.001
       tau_865     0.129     0.005     0.130     0.005     1.002     0.002
  angstrom_510     0.269     0.049     0.281     0.053     1.045     0.026