And yet Joe Rogan puts guests on who say "Vaccines aren't actually responsible for the reduction in infectious diseases.”

@georgetakei and many other diseases...
Found the source:

Battling Infectious Diseases in the 20th Century: The Impact of Vaccines - WSJ.com
http://graphics.wsj.com/infectious-diseases-and-vaccines (Feb 11, 2015]

Battling Infectious Diseases in the 20th Century: The Impact of Vaccines

The number of infected people, measured over 70-some years and across all 50 states and the District of Columbia, generally declined after vaccines were introduced.

WSJ