(1) (a) How many residential houses intended for public officials are currently owned by the State and (b)(i) where is each of these houses located, (ii) what is its value and (iii) what is its occupancy status; (2) (a) how many residential houses were purchased by his department in the (i) 2004-05, (ii) 2005-06, (iii) 2006-07, (iv) 2007-08 and (v) 2008-09 financial years and (b) what was the purchase price of each of these properties; (3) (a) how many residential houses were sold by his department in the (i) 2004-05, (ii) 2005-06, (iii) 2006-07, (iv) 2007-08 and (v) 2008-09 financial years and (b) what was the sale price of each of these properties; (4) whether his department has a system in place to generate regular updates on the value of State housing; if not, why not; if so, what are the relevant details?