per US$1 - 274.06 (January 1993), 4.4794 (1992), 4.0440 (1991), 3.8235 (1990), 4.2912 (1989), 4.1828 (1988) Fiscal year: calendar year *Burundi, Communications Highways: 750 km total; about 200 km gravel and graded earth Pipelines: crude oil production, petroleum Agriculture: accounts for 4% of GDP; major cash crop, accounting for 45% of GNP (1991 est.); accounts
compulsorily