This site is a huge database of songs, their chords, and key signatures. You can see the chords being played by various songs, as well as the piano keys. You can also change the key signature of the songs to hear them differently.
Carlton blogs for Hooktheory. He argues that the question, “Are some chords more commonly used than others?“ is an irrelevant question because a song's key signature will dictate what kinds of chords are in it. A song written in C# will have lots of C# chords in it.