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Excel
Quarterly data, not seasonally adjusted
Index: Q1 2003 = 1.00
The National Highway Construction Cost Index (NHCCI) is a price index that tracks price changes associated with highway construction costs.
National Highway...Excel
Monthly data, not seasonally adjusted
Percent
On-time performance is a measure of service quality and system reliability as Amtrak operates principally over host railroad tracks.
National Railroad Passenger Corporation (Amtrak) trips of up to...
Excel
U.S. Major Air Carrier Domestic On-time Arrival Performance (monthly data, not seasonally adjusted)
Percent
The share of flights arriving on time is a measure of service quality. Not only is this indicator strongly seasonal, but the data also reflect...
Excel
Monthly data, not seasonally adjusted
Billions
Vehicle-miles traveled (VMT) are key data for highway planning and management, and a common measure of roadway use. Along with other data, VMT are often used in estimating congestion, air quality, and...
Excel
Quarterly data, not seasonally adjusted
Billions of revenue ton-miles
Freight carried by rail accounts for a very large share of transportation activity in the U.S. In the 2007 Commodity Flow Survey, rail acounted for 46% of total national ton-miles....
Excel
Monthly data, not seasonally adjusted
Million ton-miles
The air mode is generally used for shipments that are time-sensitive and high-value. BTS collects data for air freight and mail that moves on U.S. carriers' domestic and international operating...
Excel
Monthly data, not seasonally adjusted
Million unlinked passenger trips
According to National Transportation Statistics, in 2011, 6% of workers used public transit as their principal means of getting to their place of work. A higher proportion of...