Year	PNG (DOD, current US$)
1998	18000000
1999	16000000
2000	16000000
2001	12000000
2002	12345000
2003	9762000
2004	34019000
2005	440731000
2006	393592000
2007	507859000
2008	661492000
2009	906257000
2010	1353899000
2011	1910112000
2012	2259682000
2013	3208755000
2014	2948521000
2015	2772934000
2016	2721521000
2017	3085498000
2018	2942455000
2019	4059619000
2020	4284005000
2021	4060917000
2022	3945122000