Unemployment rate is the number of unemployed persons as a percent of the labor force. The Bureau of Labor Statistics produces industry estimates of nonfarm payroll employment as part of the Current Population Survey. Employment data are seasonally adjusted to remove the effects of normal seasonal variation.

Rail fatalities at highway-rail grade crossings. Fatalities may be reclassified upon subsequent reporting. The Federal Railroad Administration collects accident/incident and operational data from railroads.

Freight and mail carried by U.S. airlines in all service classes (schedule and nonscheduled) on domestic flights. The Bureau of Transportation Statistics collects air traffic data from U.S. air carriers and international carriers operating within the U.S.

The Bureau of Transportation Statistics releases seasonally adjusted air traffic data based on monthly reports from commercial U.S. air carriers.

Labor force participation rate is the percent of persons classified as employed or unemployed as a percent of the civilian noninstitutional population. The Bureau of Labor Statistics produces industry estimates of nonfarm payroll employment as part of the Current Population Survey. Employment data are seasonally adjusted to remove the effects of normal seasonal variation.

A monthly measure of the volume of services performed by the for-hire transportation sector. The index covers the activities of for-hire trucking, freight railroad services, inland waterway traffic, pipeline movements, and air freight.

The Bureau of Transportation Statistics releases seasonally adjusted air traffic data based on monthly reports from commercial U.S. air carriers.

The Bureau of Transportation Statistics releases seasonally adjusted air traffic data based on monthly reports from commercial U.S. air carriers.

Personal spending on motor vehicles and parts includes spending on new motor vehicles, used vehicle purchases, and vehicle parts and accessories. The Bureau of Economic Analysis estimates personal consumption expenditures, the primary measure of consumer spending on goods and services in the U.S. economy, for each quarter and releases new statistics every month. Quarterly PCE data are seasonally adjusted at annual rates to remove the effects of normal seasonal variation.

Total value of merchandise freight for United States exports to and imports from Canada. The Bureau of Transportation Statistics releases freight data using a special tabulation of official international trade statistics that are collected by the U.S. Customs and Border Protection and processed and validated by the U.S. Census Bureau, Foreign Trade Division.