Year	National currency (Billions)
1996	0.760
1997	1.863
1998	0.481
1999	-0.284
2000	0.805
2001	1.798
2002	1.577
2003	3.175
2004	6.658
2005	8.100
2006	11.593
2007	24.267
2008	29.477
2009	23.037
2010	43.855
2011	72.887
2012	82.755
2013	111.112
2014	105.947
2015	49.701
2016	41.132
2017	53.677
2018	59.369
2019	64.192
2020	-43.350
2021	-31.961
2022	-74.439