[xanderstrike]

You can download a complete copy of the data Facebook has on you, including all messages you've sent since your account was created [1]. I did this some years ago to graph changes in sentiment with friends.

1. https://www.facebook.com/help/131112897028467

[mavhc]

Well, all data Facebook has on you that you uploaded, if other people upload your address, that's apparently their data.