Year	National currency (Units)
1980	2489.401
1981	2590.330
1982	2453.564
1983	2266.530
1984	2531.685
1985	2132.602
1986	2028.978
1987	2004.759
1988	2386.675
1989	2158.315
1990	1970.891
1991	1833.330
1992	2240.548
1993	2206.668
1994	2220.036
1995	2248.971
1996	2210.204
1997	2198.804
1998	2258.052
1999	2133.365
2000	2239.102
2001	2129.637
2002	2121.541
2003	2050.504
2004	2001.307
2005	1990.658
2006	2060.774
2007	2078.466
2008	1973.449
2009	1941.753
2010	1923.662
2011	1960.231
2012	2046.625
2013	2175.751
2014	2174.169
2015	2387.172
2016	2515.254
2017	2567.578
2018	2614.178
2019	2656.088
2020	2598.676
2021	2774.789
2022	2836.777
2023	2910.463
2024	3031.595
2025	3108.765
2026	3160.652
2027	3188.751
2028	3206.291
2029	3223.816