Table 6-2a,,, Canadian Merchandise Trade With Mexico and the,,, United States by Mode of Transportation,,, (Thousands of metric tons),,, ,,, ,1990e,1995e,1996e ,,, Total trade with Mexico ,"2,054","4,621","4,669" Air ,28,73,46 Water transport ,"1,304","2,509","2,597" Road ,416,949,777 Rail ,290,442,375 Pipeline and othera,16,649,875 ,,, Exports to Mexico ,692,"2,231","2,184" Air ,7,24,5 Water transport ,459,"1,892","1,946" Road ,78,144,79 Rail ,149,170,154 Pipeline and othera,NS,NS,NS ,,, Imports from Mexico ,"1,362","2,390","2,485" Air ,22,50,41 Water transport ,846,616,651 Road ,338,804,698 Rail ,141,271,221 Pipeline and othera,16,649,875 ,,, Total trade with the United States ,"245,811","354,346","367,986" Air ,"2,717","2,458","2,379" Water transport ,"67,893","72,495","77,371" Road ,"67,113","95,450","98,126" Rail ,"40,948","60,327","61,232" Pipeline and othera,"67,141","123,616","128,879" ,,, Exports to the United States ,"175,621","268,486","277,525" Air ,180,417,205 Water transport ,"40,047","45,260","48,414" Road ,"38,441","51,939","54,305" Rail ,"32,281","48,323","49,535" Pipeline and othera,"64,672","122,546","125,065" ,,, Imports from the United States ,"70,191","85,860","90,461" Air ,"2,537","2,041","2,173" Water transport ,"27,846","27,236","28,956" Road ,"28,671","43,510","43,821" Rail ,"8,667","12,004","11,697" Pipeline and othera,"2,470","1,070","3,814" "aMostly pipeline moves; also includes mail, parcel post and other miscellaneous modes of transportation." KEY: e = Data are estimated. NS = Not significant. "SOURCE: Statistics Canada. International Trade Division. Special tabulations. (Ottawa, Ont.: 1998)."