Description:

Figure with latest data available at:

https://data.bts.gov/stories/s/wj8z-p9dd/

Note:

Truck and oil pipeline data not available in all years. Producer price index is for total finished goods. Shaded areas indicate economic recessions.

Source:

U.S. Department of Transportation, Bureau of Transportation Statistics, National Transportation Statistics, table 3-21, available at www.bts.gov.