Year	% of total external debt
1970	0
1971	0
1972	0
1973	0
1974	0
1975	0
1976	0
1977	26.5448
1978	32.9527
1979	28.5482
1980	22.07
1981	17.3809
1982	13.4222
1983	5.1284
1984	5.8131
1985	4.3227
1986	6.5223
1987	10.3708
1988	11.637
1989	9.7004
1990	9.5481
1991	4.7038
1992	4.5367
1993	5.6128
1994	8.8162
1995	20.5546
1996	20.8704
1997	25.3017
1998	25.6556
1999	27.9803
2000	36.2729
2001	35.6811
2002	19.0382
2003	18.8011
2004	19.456
2005	19.2932
2006	12.8857
2007	13.0973
2008	14.43
2009	8.2957
2010	7.2709
2011	9.6051
2012	11.2658
2013	13.1121
2014	13.3034
2015	12.9579
2016	15.2892
2017	11.8942
2018	12.3797
2019	12.8312
2020	10.126
2021	11.1087
2022	11.1207