I'd like to see a graph of my own personal interactions with each of my FB friends over time. Obviously, I already know what this graph would look like, but it'

I'd like to see a graph of my own personal interactions with each of my FB friends over time. Obviously, I already know what this graph would look like, but it'd be pretty neat (and maybe a little sad) to see my failed relationships juxtaposed with the ones that have lasted.