Year	DOD, current US$
1997	34550000
1998	38172000
1999	76950000
2000	103247000
2001	113256000
2002	144627000
2003	174963000
2004	201079000
2005	209217000
2006	242316000
2007	291755000
2008	311484000
2009	332130000
2010	386162000
2011	434460000
2012	506294000
2013	534208000
2014	534913000
2015	541632000
2016	566192000
2017	612451000
2018	620997000
2019	616773000
2020	679717000
2021	701370000
2022	782385000