Yahoo! Inc. has put up online the data of the number of data requests it received from various sovereign governments. As expected, the maximum requests came from the United States. Interestingly, Germany is in second place, followed by Italy, Taiwan and France. India also has a prominent presence, with about 1500 data requests. Full report here.
So how did Yahoo! deal with the 1500 requests from India? You can find the details here. The following pie chart summarizes the responses:
Note that the data given is restricted to those countries where Yahoo! operates a legal entity and is hence bound by local laws to disclose data.