Region: global

                        st14                st15           st15/st14         
          Prod     mean     stdev      mean     stdev      mean     stdev
       nLw_412     1.673     0.084     1.682     0.081     1.005     0.011
       nLw_443     1.513     0.059     1.520     0.058     1.005     0.011
       nLw_490     1.136     0.028     1.139     0.026     1.003     0.006
       nLw_510     0.697     0.013     0.701     0.012     1.005     0.010
       nLw_555     0.358     0.008     0.361     0.007     1.007     0.012
       nLw_670     0.047     0.002     0.048     0.002     1.036     0.045
       chlor_a     0.281     0.034     0.284     0.035     1.011     0.015
        eps_78     1.027     0.008     1.037     0.007     1.010     0.003
       tau_865     0.129     0.005     0.128     0.005     0.992     0.004
  angstrom_510     0.271     0.048     0.329     0.044     1.226     0.078