Year	% of total external debt
1970	0
1971	0
1972	0
1973	0
1974	0
1975	0
1976	0
1977	18.4533
1978	20.1502
1979	24.6334
1980	17.0181
1981	10.5058
1982	9.4823
1983	11.7697
1984	19.8197
1985	14.4451
1986	10.5408
1987	7.1559
1988	4.1824
1989	3.2868
1990	4.2621
1991	5.3512
1992	5.3481
1993	10.0025
1994	5.5823
1995	3.4795
1996	4.9947
1997	3.115
1998	3.3703
1999	4.7012
2000	5.5825
2001	5.4187
2002	6.4175
2003	5.0927
2004	3.96
2005	3.395
2006	2.5191
2007	3.1292
2008	4.0752
2009	8.182
2010	8.2424
2011	0.1743
2012	3.9856
2013	2.2083
2014	2.4437
2015	2.0978
2016	3.1089
2017	2.0354
2018	2.5527
2019	3.1936
2020	3.1088
2021	3.5046
2022	3.582