Demand for the Prius rose another stunning 49% in the 2012 compared to 2011. During, 2012 1 out of every 33 cars sold in the USA was a Prius. http://www.cnbc.com/id/100661995.
Few thought such sales were possible even a few years ago, let alone when the Prius was first introduced now more than 10 years ago, at a time when gasoline cost much less than $2 per gallon.
Demand for the Prius and other hybrids undoubtedly surged partly in response to the record high annual average price of gasoline set last year--about $3.70. But the Prius and the Volt (the 6th best selling hybrid) offer more than good gas mileage.
The linked to CNBC story has the Top Ten selling hybrids in 2012. Take a look!