Year	National currency (Units)
1994	3695.277
1995	3981.100
1996	4136.637
1997	4659.890
1998	5383.103
1999	5969.010
2000	5760.254
2001	5365.084
2002	5223.454
2003	5452.030
2004	6054.738
2005	6556.949
2006	6597.733
2007	6423.814
2008	6865.019
2009	8106.739
2010	8996.950
2011	9703.588
2012	11138.209
2013	11276.343
2014	11301.230
2015	11987.506
2016	12773.132
2017	12264.790
2018	12039.951
2019	12271.792
2020	10481.243
2021	11190.645
2022	12024.804
2023	12494.150