Membership numbers for the National Trusts of Australia, 2005–06 to 2015–16
Australia National Trusts Memberships Sold
2005-0634892
2006-0735078
2007-0835369
2008-0935165
2009-10
2010-1134314
2011-1229844
2012-1329084
2013-1431258
2014-1530924
2015-1633162