[['July 1946', 'HIGHEST_MONTHLY_INFLATION_RATE', '4.19 × 10 16 %'], ['4.19 × 10 16 %', 'TIME_REQUIRED_FOR_PRICES_TO_DOUBLE', '15 hours'], ['Hungary', 'MONTH_WITH_HIGHEST_INFLATION_RATE', 'July 1946']]
In Hungary, it takes 15 hours for prices to double.