Real American Progress

1992:
Bill Clinton, Born 1946
George Bush, Born 1924
Ross Perot, Born 1930

1996:
Bill Clinton, Born 1946
Bob Dole, Born 1923
Ross Perot, Born 1930

2000:
George W Bush, Born 1946
Al Gore, Born 1948

2004:
George W Bush, Born 1946
John Kerry, Born 1943

2008:
Barack Obama, Born 1961
John McCain, Born 1936

2012:
Barack Obama, Born 1961
Mitt Romney, Born 1947

2016:
Donald Trump, Born 1946
Hillary Clinton, Born 1947

2020:
Donald Trump, Born 1946
Joe Biden, Born 1942

I think it’s interesting, and likely has been at least partially caused by the 24/7 always-on nation-wide media (which is now even worse) - its’ completely dried up the usual pool of candidates on both sides.

There’s always a negative soundbite or statistic to be had.