There are plenty of people that use social networking on a regular basis and yet they also worrying about the data that social networking firms actually hold on them, including after they have deleted it! Well this is basis of a case currently being worked on by the authorities on behalf of Max Schrems from Vienna, he asked Facebook for all of the information that they held on him and it turned out to be 1,222 PDF files!
According to the text accompanying the video on YouTube;
A couple of months ago the Austrian law student Max Schrems asked facebook to send him all their data stored about him. All Europeans have a right to do this. Because facebook is based in Dublin, Ireland. It took a while and then facebook sent Max a CD with 1222 PDF files
Source [Geeky Gadgets]