umm your'e using old data, so your argument makes not sense. you're using old data for unknown reasons.
End of Sept we have global, US & Japan sales so we can figure out the rest based on that then proceed to extrapolate.
Dec 10, we only have the global minimum and Japan so we have no real way of determining anything based on that.
When the herd loses its way, the shepard must kill the bull that leads them astray.