Year	National currency per current international dollar (Units)
1980	74.378
1981	77.763
1982	102.839
1983	123.457
1984	149.705
1985	221.700
1986	210.972
1987	208.995
1988	209.905
1989	192.297
1990	195.982
1991	196.746
1992	164.825
1993	157.485
1994	191.782
1995	187.844
1996	202.916
1997	174.649
1998	117.206
1999	159.895
2000	134.504
2001	122.474
2002	118.151
2003	153.940
2004	165.209
2005	203.529
2006	226.510
2007	227.234
2008	267.171
2009	210.222
2010	259.428
2011	297.509
2012	295.038
2013	289.679
2014	284.185
2015	277.464
2016	267.943
2017	248.934
2018	266.512
2019	253.820
2020	225.030
2021	258.040
2022	251.892
2023	219.596
2024	222.860
2025	231.138
2026	238.718
2027	241.491
2028	245.760
2029	246.921