_#_Illicit drugs: illicit production of cannabis on small scattered plots; transshipment country for cocaine from South America
_#_Economic aid: US commitments, including Ex-Im (FY70-89), $1.4 billion; Western (non-US) countries, ODA and OOF bilateral commitments (1970-88), $781 million; Communist countries (1971-88), $27 million
_#_Currency: Costa Rican colon (plural—colones); 1 Costa Rican colon (C) = 100 centimos
_#_Exchange rates: Costa Rican colones (C) per US$1—105.82 (January 1991), 91.58 (1990), 81.504 (1989), 75.805 (1988), 62.776 (1987), 55.986 (1986), 50.453 (1985)
_#_Fiscal year: calendar year
_*Communications #_Railroads: 950 km total, all 1.067-meter gauge; 260 km electrified
_#_Highways: 15,400 km total; 7,030 km paved, 7,010 km gravel, 1,360 km unimproved earth
_#_Inland waterways: about 730 km, seasonally navigable
_#_Pipelines: refined products, 176 km
_#_Ports: Puerto Limon, Caldera, Golfito, Moin, Puntarenas