Note: Data Revisions
The Federal Highway Administration (FHWA) implemented an enhanced methodology for estimating registered vehicles and vehicle miles traveled by vehicle type beginning with data from 2007. As a result, involvement rates may differ, and in some cases significantly, from earlier years.
Detailed List of Tables and Figures by Chapter
Note: This Web edition of Large Truck and Bus Crash Facts 2011 provides Excel files containing data for each of the report's data tables and graphs.