Year	National currency per current international dollar
1980	21.756
1981	25.204
1982	30.549
1983	35.71
1984	37.982
1985	40.652
1986	45.496
1987	54.623
1988	63.925
1989	68.882
1990	74.004
1991	81.541
1992	89.69
1993	98.973
1994	137.224
1995	195.123
1996	225.785
1997	238.138
1998	255.381
1999	276.406
2000	290.463
2001	304.993
2002	345.057
2003	348.131
2004	387.496
2005	443.987
2006	478.659
2007	513.462
2008	549.446
2009	590.943
2010	635.454
2011	673.73
2012	697.281
2013	720.212
2014	753.57
2015	798.621
2016	842.763
2017	895.525
2018	939.636
2019	984.651
2020	1024.82
2021	1061.75
2022	1094.11
2023	1125.49
2024	1157.54