nordlead on 22 February 2010
well, the big thing was really Sony not providing regional breakdowns. It essentially made the chart a Nintendo shipments chart 
As for NES data, there was a news article by The Source on historic hardware sales/shipments. You could try digging through the news articles to find it.
Also, remember that the Famicom wasn't discontinued in Japan until 2005. They stopped selling it before then, but they were doing repairs on systems.
