https://thefootballusa.com/nfl-revenue-year-by-year

NFL Revenues by the year

2001 - $4 billion

2002 - $4.94 billion

2003 - $5.33 billion

2004 - $6.03 billion

2005 - $6.16 billion

2006 - $6.54 billion

2007 - $7.09 billion

2008 - $7.57 billion

2009 - $8.02 billion

2010 - $8.35 billion

2011 - $8.82 billion

2012 - $9.17 billion

2013 - $9.58 billion

2014 - $11.09 billion

2015 - $12.16 billion

2016 - $13.16 billion

2017 - $13.68 billion

2018 - $14.48 billion

2019 - $15.26 billion

2020 - $12.2 billion

2021 - $17.19 billion

2022 - $18 billion