Year	National currency (Units)
1990	3719851.284
1991	3296946.700
1992	2937075.680
1993	2817794.439
1994	2851007.362
1995	2987876.433
1996	3010344.567
1997	3084996.183
1998	3143553.048
1999	3194533.125
2000	3191329.034
2001	3299148.118
2002	3426064.298
2003	3634743.151
2004	3935297.126
2005	4143159.552
2006	4425549.319
2007	4744771.604
2008	5028433.711
2009	4833145.100
2010	5102637.342
2011	5877007.077
2012	6471961.988
2013	7071673.109
2014	7462054.337
2015	7487391.465
2016	7447547.401
2017	7723858.027
2018	8166386.535
2019	8471159.732
2020	7938955.551
2021	7944911.566
2022	8229852.080
2023	8690839.303
2024	9140409.420
2025	9565957.018
2026	9965957.053
2027	10372263.094
2028	10774288.367
2029	11191951.816
