60 
Cs-137 2004-2006 
Figure 5: 
Cs-137 results with 2 sigma 
uncertainties in seawater 
intercomparisons, 2004-2006 
Country 
I 1 2004 
I 1 2005 
^H2006 
arithmetic mean 
95% confidence 
intervals 
Figure 6: 
90 Sr results with 2 sigma 
uncertainties in seawater Sr-90 2004-2006 
intercomparisons, 2004-2006 
18 
16 
14 
Denmark Finland Germany Latvia Lithuania Poland Russia IAEA 
Country 
I 1 2004 
I 1 2005 
^M2006 
arithmetic mean 
95% confidence 
intervals