Recycling and Greener Materials
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
- 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