(1992), 25.517 (1991), 25.585 (1990), 25.702 (1989), 25.294 (1988) Fiscal year: calendar year *Korea, South, Economy Exchange rates: Communaute Financiere Africaine francs (CFAF) per US$1 - 2.13 (May 1992), 2.14 (September 1991), 2.1 (January 1990), 2.3 (December 1989), 2.13 (December 1988), 72.827 (1987), 36.993 (1986) Fiscal year: calendar year *Vietnam, Communications Railroads: 965 km total; 1,000 km of commercially navigable waterways (includes 2,575-3,058 km main highways, 128,775 km regional (secondary) roads, 261,558 km local (1991) Inland waterways: 2,250 km, including 24 km steam track Highways: 16,500 km total; 500 km paved; 1,700 km crushed stone Inland waterways: 5,310 km navigable to craft drawing 0.6 meters; 282 km navigable waterways (includes 2,575-3,058 km main roads, 192.27 km byroads Airports: none Telecommunications: 24 telephones; party line telephone
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