Year	TDS, current US$
1993	270000
1994	3595000
1995	46063483.7
1996	15489366.2
1997	14389081.7
1998	27194318.5
1999	25618596.9
2000	39864326.9
2001	41951560.3
2002	44992067.2
2003	47694566.9
2004	45344370
2005	45030377.4
2006	33820630.8
2007	33311123.2
2008	33085591.1
2009	33977061.7
2010	31912331.4
2011	33684515.3
2012	35820525.5
2013	50096994
2014	41050129.2
2015	38187274.9
2016	37745804.9
2017	45606441.4
2018	53526458.1
2019	62403825.4
2020	76403669.1
2021	100660570.5
2022	116734067.1