Table 3 Contribution of Transportation Services to Gross Domestic Product (GDP): 1992 and 1997
Table 3
Contribution of Transportation Services to Gross Domestic Product (GDP): 1992 and 1997
(Based on comparable methodology)
Value-added by all transportation services | GDP (billions of 1997 dollars) | ||
---|---|---|---|
Billions of 1997 dollars | Percent of GDP | ||
1992 | 409.1 | 5.5 | 7,456.8 |
1997 | 367.9 | 4.4 | 8,345.6 |
Real change | -41.2 | NA | 888.8 |
KEY: NA = Not applicable.
NOTES: Value-added by all transportation services is different in 1992 and 1997 due to a difference in in-house transportation measurement. In 1992, in-house transportation includes in-house truck and bus transportation; while in 1997, it includes in-house air, rail, truck, and water transportation.
SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics.