context: When Angry Birds was released Apple iPhone, iPad and iPod touch -laitteelle, it was sold during the first half of the year more than 6.5 million copies. [1] Later, it expanded to a number of platforms and had a total load of over a billion. [2] The game has been the best-selling iPhone app in 67 countries and the world's best-selling mobile game. [3] Angry Birds was released on Facebook in February 2012. [4] The Facebook version was later renamed to Angry Birds Friends.
question: How many copies of Angry Birds was sold during the first half of the year?
answers.text: more than 6.5 million