Year	National currency per current international dollar (Units)
1980	5.236
1981	5.399
1982	5.619
1983	5.784
1984	5.929
1985	6.046
1986	5.894
1987	6.167
1988	6.247
1989	6.349
1990	6.353
1991	6.281
1992	6.102
1993	6.097
1994	5.960
1995	6.017
1996	6.160
1997	6.225
1998	6.113
1999	6.427
2000	7.248
2001	7.210
2002	6.992
2003	7.052
2004	7.269
2005	7.666
2006	8.086
2007	8.115
2008	8.803
2009	8.301
2010	8.690
2011	9.083
2012	9.037
2013	9.029
2014	9.278
2015	9.930
2016	10.043
2017	9.922
2018	10.354
2019	10.127
2020	9.743
2021	11.199
2022	13.409
2023	11.564
2024	12.091
2025	12.425
2026	12.326
2027	12.208
2028	12.110
2029	12.048