Senator Chris Evans: The Prime Minister has provided the following answer to the honourable senator's question: (a), (c) and (d) For 2010-11: See Program 1.2 in the 2011-12 Portfolio Budget Statement for the Department of Prime Minister and Cabinet for details of the costs of supporting the Prime Minister's official residences. For 2011-12: See Program 1.2 in the 2012-13 Portfolio Budget Statement for the Department of Prime Minister and Cabinet for details of the costs of supporting the Prime Minister's official residences. (b) 2010-11: Nil 2011-12: Nil