user: ### NOW ANSWER:
Question: What is 2002 when 2009 is 54.0?
Columns: ['Greek national account', '1970', '1980', '1990', '1995', '1996', '1997', '1998', '1999', '2000', '2001 1', '2002', '2003', '2004', '2005', '2006', '2007', '2008', '2009', '2010', '2011', '2012', '2013 2', '2014 2', '2015 3']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Public revenue (% of GDP)', 'N/A', 'N/A', '31.0', '37.0', '37.8', '39.3', '40.9', '41.8', '43.4', '41.3', '40.6', '39.4', '38.4', '39.0', '39.2', '40.7', '40.7', '38.3', '40.6', '42.4', '44.7', '43.5', '43.9', 'N/A']
SQL:

assistant: SELECT "2002" FROM "Table" WHERE "2009" = '54.0';