user: Question: What's the 1948/49 expenditure (in $ millions) in the country whose 1949/50 expenditure is $921 millions?
Columns: ['Country', '1948/49 ($ millions)', '1949/50 ($ millions)', '1950/51 ($ millions)', 'Cumulative ($ millions)']
Types: ['text', 'real', 'real', 'real', 'real']
Sample row: ['Austria', 232.0, 166.0, 70.0, 468.0]
SQL:

assistant: SELECT "1948/49 ($ millions)" FROM "Table" WHERE "1949/50 ($ millions)" = 921.0;