Year	% of total external debt
1971	17.44363850306864
1972	10.114865976370465
1973	12.078185023017033
1974	19.56247079723171
1975	16.54905184436148
1976	9.410737614715083
1977	0.7424039267420207
1978	1.634087128480329
1979	1.5433868896128637
1980	7.591112663772345
1981	17.951959850471937
1982	31.744398157161203
1983	20.95383474993924
1984	22.115363224602255
1985	16.305149159164472
1986	6.754324285207805
1987	0.6910578523789405
1988	2.552033523719362
1989	1.1782902912145674
1990	6.997631108486122
1991	7.862134437574837
1992	1.9604856460718287
1993	0.1492610674647795
1994	4.31584019385876
1995	3.508141045737121
1996	5.875800253865765
1997	6.685819085026114
1998	0.43112852105196503
1999	0.5409101758768358
2000	4.926196242165445
2001	0.3887114567347376
2002	4.095842382228498
2003	5.304385954962383
2004	10.921929395120495
2005	16.953304656093998
2006	25.679069691333257
2007	24.125149073947526
2008	77.78952703468549
2009	73.51260274022648
2010	59.552782531215534
2011	67.77708271126816
2012	72.55560390774373
2013	62.27795228500684
2014	53.33943154182427
2015	36.334191775069954
2016	14.714808477507088
2017	14.7444571551153
2018	19.26040383406312
2019	18.915099329662365