Year	TDS, current US$
1992	4683683.6
1993	29637471.5
1994	138058314
1995	244706078.6
1996	302246920.4
1997	514356036.9
1998	367995723.5
1999	584149057.4
2000	907497604.4
2001	876634099.3
2002	769394690
2003	815057065.5
2004	874194097.2
2005	795005445.1
2006	855651062.7
2007	834607401.7
2008	867728140.9
2009	840856211.2
2010	617409391.7
2011	620347384.5
2012	690525934
2013	698385671
2014	881339715.7
2015	1246615681.4
2016	1368911399.9
2017	1906122776
2018	1010523297.8
2019	2642008422.3
2020	3150416430
2021	4565041176.4
2022	7261361092.7