Year	PPG + PNG (NFL, current US$)
1970	-2470000
1971	2572000
1972	9395000
1973	35716000
1974	197492000
1975	190361000
1976	90954000
1977	51924000
1978	31088000
1979	46574000
1980	137636000
1981	179566000
1982	115440000
1984	-547000
1999	0
2000	543279000
2018	0
2019	0
2020	0
2021	0
2022	0