FAQs
Metrics: What it is:
- Average mpg of US produced vehicles
- Miles traveled by Americans
- New registrations of hybrids
- Market share of hybrids
Where we get it:
- National Highway Traffic Safety Administration's annual report
- Unsearchable PDF at: http://www.nhtsa.dot.gov/portal/site/nhtsa/menuitem.d0b5a45b55bfbe582f57529cdba046a0/
- Called NHTSA at 1-888-327-4236, option 2, checked on actual data.
- Request for the data placed, and escalated. They will contact Steven with hopefully useful numbers.
- FHWAâs Traffic Volume Trends
- R.L. Polk & Co.
- R.L. Polk & Co.
How often it's updated:
- Yearly
- Monthly, two months behind
- Yearly, Late April updates
- Yearly, Late April updates