To ask the Scottish Executive how many units were provided through Affordable Housing Investment Programme activity in (a) 2000-01, (b) 2001-02, (c) 2002-03, (d) 2003-04, (e) 2004-05, (f) 2005-06, (g) 2006-07, (h) 2007-08 and will be provided in 2009-10.