Table 24,,,,, U.S. Trade in Transportation-Related Commodities: 2001,,,,, (Millions of current U.S. dollars),,,,, Commodity and code,Exports,Imports,Total trade,Balance, Motor vehicles and parts (87),"58,750","159,341","218,091","–100,592", "Aircraft, spacecraft, and parts (88)","44,705","21,098","65,804","23,607", "Ships, boats, and floating structures (89)","1,899","1,206","3,105",693, Railway or tramway locomotives and parts (86),"1,506","1,357","2,863",149, "Total, transportation goods","106,860","183,003","289,863","–76,143", "Total, all goods","731,026","1,141,959","1,872,985","–410,933", "Transportation good share of trade ",14.60%,16.00%,15.50%,18.50%, Note: Numbers in parenthesis—classification categories are based on Harmonized Schedule of Commodity Codes.,,,,, ,,,,, "Source: USDOT, Bureau of Transportation Statistics; based on data from U.S. Department of Commerce, U.S. International Trade Commission, Interactive Tariff and Trade DataWeb, available at http://dataweb.usitc.gov/, as of December 2002.",,,,, ,,,,, ,,,,,