Amtrak officially began service in May 1971. Amtrak offers services in 46 states on a 22,000 mile route system. Ridership data are highly seasonal, with July and August being very high seasonal months. In 2000, Amtrak introduced a high-speed rail service in the northeast U.S., which helped increase ridership.
|Amtrak Revenue Passenger Miles||Mar-04||Mar-05|
|Amtrak revenue passenger miles (thousands)||452,512||463,484|
|Percent change from same month previous year||-4.17||2.42|
NOTE: The current value is compared to the value from the same period in the previous year to account for seasonality.
SOURCE: U.S. Department of Transportation, Federal Railroad Administration, Office of Safety Analysis, available at http://safetydata.fra.dot.gov/, as of June 2005.