What will the graph be about?
It will show the user their tracklist with listen counts and artist name, over a period of last week/month/year. It will also be color coded according to the different quarters of a year.

What kind of graph?
Horizontal Bar Graph.

Additional handles?
Top 25 tracks maybe, and an "Expand all" to show the entire list. A search bar for the tracks will also be good. A legend showing the mapping of colors over quarters.

Other summary stats to be shown
Your total listen count
Your total track count