BBC News - Government requests to Facebook outlined in report. Governments around the world requested information on about 38,000 Facebook users in the first six months of 2013. Facebook's Global Government Requests Report, released on Tuesday for the first time, offered details on official requests from 74 countries. The US made by far the most requests, asking for information on between 20,000 and 21,000 users. UK authorities requested Facebook hand over data on 2,337 users.

http://www.bbc.co.uk/news/technology-23852230