Tallying up the presidential debates held over the last 20 years

Presidential debates in 2004 between George W. Bush and John Kerry

Sept. 30, 2004, at University of Miami

Oct. 8, 2004, at Washington University in St. Louis

Oct. 13, 2004, at Arizona State University

Presidential debates in 2008 between John McCain and Barack Obama

Sept. 28, 2008, at University of Mississippi

Oct. 7, 2008, at Belmont University

Oct. 15, 2008, at Hofstra University

Presidential debates in 2012 between Obama and Mitt Romney

Oct. 3, 2012, at University of Denver

Oct. 16, 2012, at Hofstra University

Oct. 22, 2012, at Lynn University

Presidential debates in 2016 between Donald Trump and Hillary Clinton

Sept. 26, 2016, at Hofstra University

Oct. 9, 2016, at Washington University in St. Louis

Oct. 19, 2016, at UNLV

Presidential debates in 2020 between Trump and Joe Biden

Sept. 29, 2020, at Case Western Reserve University

Oct. 22, 2020, at Belmont University