For the surname: BLANNING

Full Name	Suburb	State	Year
Bessie BLANNING	Randwick	Western Australia	1976
Caroline BLANNING	Eastwood	Western Australia	1999
George BLANNING	Randwick	Western Australia	1981
Henry BLANNING	Bundeena, formerly of Five Dock	Western Australia	1995
Jeanette BLANNING	Hebersham	Western Australia	1979
Joan BLANNING	Asquith	Western Australia	1973
John BLANNING	Newtown	Western Australia	1973
Nancye BLANNING	Bundeena, formerly of Five Dock	Western Australia	1997
Noel BLANNING	Mendooran	Western Australia	2002
Thomas BLANNING	The Entrance, formerly of Lalor Park	Western Australia	2002
Bertha-Rose BLANNING	Randwick	Western Australia	1982
Brian BLANNING	North Rocks	Western Australia	1998
Bryan BLANNING		Queensland	2007
Gwendoline BLANNING	Sydney	New South Wales	0
Gwendoline BLANNING	Sydney	New South Wales	0
Gwendoline BLANNING	Sydney	New South Wales	0
Gwendoline BLANNING	Sydney	New South Wales	0
Gwendoline BLANNING	Sydney	New South Wales	0

According to the Australian Bureau of Statistics, in the 2011 census, there were 2,857 people with the surname BLANNING in Australia, an increase from 2,836 in the 2006 census. In the 2011 census, 3.4% of the BLANNING surname were in the top 50% of earners in Australia, compared with 4.4% being in the top 50% of earners in 2006. Question: What is the probability that a BLANNING will have a