user: ### NOW ANSWER:
Question: With a 20 to 24 less than 676, and a 15 to 17 greater than 16, and a 60 to 64 less than 3142, what is the average 45 to 49?
Columns: ['C/W 15+', 'Oblast\\Age', '15 to 17', '18 to 19', '20 to 24', '25 to 29', '30 to 34', '35 to 39', '40 to 44', '45 to 49', '50 to 54', '55 to 59', '60 to 64', '65 to 69']
Types: ['real', 'text', 'real', 'real', 'real', 'real', 'real', 'real', 'real', 'real', 'real', 'real', 'real', 'real']
Sample row: [1800.0, 'Karelians in Rep. Karelia', 3.0, 100.0, 451.0, 969.0, 1397.0, 1731.0, 1973.0, 1953.0, 1946.0, 1974.0, 2092.0, 2417.0]
SQL:

assistant: SELECT AVG("45 to 49") FROM "Table" WHERE "20 to 24" < 676.0 AND "15 to 17" > 16.0 AND "60 to 64" < 3142.0;