Tried to embed this pdf, but it just links to the file. Huh. Anyway:
Cesium is gradually predominating. The level of activity is less than a thousandth of the peak. If I’m reading the other chart right, the three isotopes are each seven to ten times greater than their individual limits. Huh again. I’m missing something. Thought we’d seen levels “7.5 million times the legal limit”.
World's Only Rational Man 
Maybe because they’re using Bq/cm3 and not Bq/m3?? Would that make a difference in the way it looks?
It makes a 100 times 100 times 100 difference, so…a million to one.