user: Question: What is the population in millions when the adjusted GDP is 492 billion?
Columns: ['Year', 'GDP Nominal ($ billions)', 'GDP Adjusted ($ billions)', 'Population (millions)', 'GDP per capita Nominal ($)', 'GDP per capita Adjusted ($)']
Types: ['real', 'text', 'text', 'text', 'real', 'real']
Sample row: [1790.0, '0.19', '3.60', '3.929', 48.0, 916.0]
SQL:

assistant: SELECT "Population (millions)" FROM "Table" WHERE "GDP Adjusted ($ billions)" = '492';