user: Question: What is the average Poles, when Wins is 0, when Position is "nc", and when Season is before 2004?
Columns: ['Season', 'Wins', 'Poles', 'Podiums', 'Position']
Types: ['real', 'real', 'real', 'real', 'text']
Sample row: [2003.0, 0.0, 2.0, 1.0, '12th']
SQL:

assistant: SELECT AVG("Poles") FROM "Table" WHERE "Wins" = 0.0 AND "Position" = 'nc' AND "Season" < 2004.0;