Using 33k car listings from fueleconomy.gov, broken up by year, you can see that despite MPG not improving drastically, we are getting more efficient engines! Each colored line is a power law fit for one year of cars. The grey pixels show the density of cars for all years. The infograph shows the increasing gas mileage from 1984-2012.
About the Author
Sheeraz is our COO (Chief - Operations), his primary duty is curating and editing of ValueWalk. He is main reason behind the rapid growth of the business. Sheeraz previously ran a taxation firm. He is an expert in technology, he has over 5.5 years of design, development and roll-out experience for SEO and SEM. - Email: sraza(at)valuewalk.com