Year	PNG (NFL, current US$)
1970	9900000
1971	2700000
1972	13100000
1973	20500000
1974	29700000
1975	46100000
1976	35000000
1977	62700000
1978	90700000
1979	-18300000
1980	13500000
1981	-40400000
1982	9700000
1983	-33000000
1984	-31600000
1985	-15200000
1986	4800000
1987	-15500000
1988	14500000
1990	-1000000
1991	-150000
1992	30000000
1993	-54000000
1994	-52000000
1995	-13800000
1996	-21155000
1997	-21449000
1998	53051000
1999	-21449000
2000	-16958000
2001	-16958000
2002	-16958000
2003	-16958000
2004	353675000
2005	706124000
2006	97436000
2007	200671000
2008	132282000
2009	493982000
2010	252930000
2011	514957000
2012	1121890000
2013	827145000
2014	1313083000
2015	1791965000
2016	1362601000
2017	73435000
2018	1589584000
2019	196809000
2020	536647000
2021	1204210000
2022	869373000