I do overuse rhetorical questions, but I really don't think that matters . A assertion without a question mark is not really much better.

Now , according to the statistical annex of the OECD economic outlook report 90,

http://stats.oecd.org/Index.aspx?DataSetCode=EO90_INTERNET

Greece had a current account trade deficit of 14.9% in 2008. In absolute numbers 51.2 billion $. The trade deficit was 49,1 billion $. Now as big as 2.5% of gdp is, that is not everything and certainly not 80% of the total.