Music Modding - Play New Song?

[Eranthis]

Looking into making a mod for in-game music.
Although songs are picked randomly from the categories, the music is always on loop and I'd like for the songs to randomize AND pick new songs from the list once the old song is done. Here are the properties for each instance:

I've tried messing with the max playbacks, the play mode and the play count with no effect.