Year	PPG + PNG (NFL, current US$)
1970	-252000
1971	-516000
1972	-470000
1973	-1378000
1974	-218000
1975	-173000
1976	-157000
1977	-135000
1978	263839000
1979	92018000
1980	33581000
1981	-30370000
1982	-32634000
1983	16712000
1984	-13748000
1985	-28524000
1986	-24184000
1987	-28609000
1988	-56916000
1989	-43258000
1990	-30119000
1991	-27200000
1992	-51912000
1993	-30046000
1994	-30044000
1995	-30046000
1996	-30044000
1997	-30046000
1998	-30044000
1999	-30047000
2000	0
2001	0
2002	0
2003	0
2004	0
2005	0
2006	0
2007	0
2008	0
2009	0
2010	0
2011	0
2012	0
2013	0
2014	0
2015	0
2016	0
2017	0
2019	0
2020	0
2021	0
2022	0