user: Question: What is the % (1960) of the county with a % (2040) of 3.4?
Columns: ['Rank', 'County', '% (1960)', '% (2000)', '% (2040)']
Types: ['text', 'text', 'real', 'real', 'real']
Sample row: ['1', 'Oslo', 13.2, 11.3, 12.8]
SQL:

assistant: SELECT "% (1960)" FROM "Table" WHERE "% (2040)" = 3.4;