没事Google一下“NFL Fan Base",
First Link: NFL's Best Fan
1 Steelers
2 Packers
Second Link: NFL fan bases ranked
1 Steelers
2 Packers
Third Link: Top 10 largest fan bases in the NFL:
1. Pittsburgh Steelers
2. Dallas Cowboys
3. Greenbay Packers
4. Oakland Raiders
5. Washington Redskins
6. Philadelphia Eagles
7. Cleveland Browns
8. New York Giants
9. Kansas City Chiefs
10. Denver Broncos