Pretty badly to be honest[1], seems like their local data protection authority is Ireland, who like to sit on their hands. That's partly why I'm waiting.
[1] - http://www.europe-v-facebook.org/EN/Get_your_Data_/get_your_...
[1] - http://www.europe-v-facebook.org/EN/Get_your_Data_/get_your_...
1. See what data they hold.
2. Have it deleted.
3. Formally withdraw consent to the collection of future data.
4. Follow it up in 6-12 months with a subject access request.