[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

[murki]

here's a person who analyzed this data and presented it in a far more interesting way https://www.amitkohli.com/wp-content/uploads/2015/02/interac...

[ronyeh]

I’m a huge fan of Hooktheory, and have bought all their books and products. Thumbs up!