Year	% of total external debt
1971	29.341676992215394
1972	34.32905579050008
1973	33.86691681761021
1974	40.09548187686758
1975	35.63759879788794
1976	44.186449442130176
1977	36.11442746175092
1978	38.193159086368354
1979	41.35732285677642
1980	38.29211111252802
1981	22.704323295276925
1982	22.409762008094
1983	18.42414641962454
1984	16.104530323982143
1985	17.102862313050785
1986	18.059192230043692
1987	19.928464019038735
1988	16.87187181421383
1989	20.908575165138203
1990	26.67708196253399
1991	19.93837937345787
1992	24.65000518918187
1993	36.103013677658545
1994	38.32138576854359
1995	36.57613128944543
1996	38.64839586987416
1997	45.0807240996109
1998	52.802592021441455
1999	51.979528011897315
2000	41.92520170176641
2001	32.246757229532214
2002	26.719483547776374
2003	23.05403717511748
2004	21.163309314294644
2005	19.245911442984536
2006	19.70072259253208
2007	23.344092461173428
2008	24.740629507848375
2009	29.991812993364462
2010	25.068265591088167
2011	19.585124612520328
2012	23.44341164461677
2013	19.423374962271122
2014	17.75531363770569
2015	17.896724273589328
2016	19.547158464442465
2017	20.764846309683445
2018	21.338518715555285
2019	25.553372344361453
2020	16.682928848131482
2021	16.85549676773814