Comment by vthommeret

If you're interested in more relative chord progression analysis, check out Hooktheory (I'm not affiliated but I think love their two books / apps):

https://www.hooktheory.com/theorytab/index

It's "just" 32K songs, but you can see the top chord progressions:

https://www.hooktheory.com/theorytab/common-chord-progressio...

And see which songs follow any chord progression you choose (either absolute or relative chords):

https://www.hooktheory.com/trends