Year	TDS, current US$
1993	1411819.5
1994	16371843.9
1995	59869035
1996	74235941.8
1997	77794763.6
1998	114940769.7
1999	114088236.2
2000	178127651.4
2001	179258840.3
2002	132375399.8
2003	164961663.9
2004	169901512.7
2005	142600517.4
2006	101388433.7
2007	194082966.3
2008	336039195.2
2009	269201742.2
2010	524725400.9
2011	418838165.4
2012	357294444.6
2013	400667579.4
2014	418775938.6
2015	441541172.1
2016	734103753.3
2017	649172255.8
2018	678517253
2019	842297097.8
2020	645496814.5
2021	591112176.1
2022	791612801.8