The following table shows the case of a country for which the only difference between years 1 and 2 is that it has been able to develop and produce more efficient (i.e., less gas-consuming) cars.

	Year 1		Year 2
Good	Quantity	Price	Quantity	Price
Cars	40	$85	40	$85
Gas	160	$4	35	$2

Using year 1 as the base year, the inflation rate based on the GDP deflator is _____%. (Submit your answer with up to two decimals, i.e., 10.22 for 10.22% and 11.44 for 11.447%.)