$257 million; Western (non-US) countries, ODA and OOF bilateral commitments (1970-89), $7.7 billion; Communist countries (1970-89), $718 million Currency: 1 Swiss franc, franken, or franchi (SwF) per US$1 - 33.256 (January 1993), 134.51 (1992), 122.43 (1991), 91.58 (1990), 81.504 (1989), 75.805 (1988) Fiscal year: calendar year *Nigeria, Communications Railroads: 3,288 km total; 5,170 km paved; 40,960 km gravel, 980 km navigable year round Ports: Freetown, Pepel, Bonthe Merchant marine: 6 ships (1,000 GRT and over) totaling 1,464 GRT/2,181 DWT Airports: total: 46 usable: 39 with permanent-surface runways: 1 with runways over 3,659 m: 0 with runways over 3,659 m: 0 with runways 2,440-3,659 m: 0 with runways 1,220-2,439 m: 0 with runways 1,220-2,439 m: 3 with runways 1,220-2,439 m: 3 Telecommunications: sparse system of coaxial cable and microwave radio relay microwave links; 17,000 telephones; broadcast stations - 41 AM, 800 (mostly repeaters) TV; 2 submarine cables; 2 Atlantic Ocean INTELSAT and broadcast services;
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