Quarter	Persons
2005-01-01	4417087
2005-10-01	4565454
2006-01-01	4373950
2006-07-01	4697354
2007-01-01	4397132
2007-07-01	5252581
2008-01-01	4733679
2008-07-01	5438965
2009-01-01	4610695
2009-07-01	5486817
2010-01-01	4840000
2010-07-01	5590000
2011-01-01	5590000
2011-07-01	6340000
2012-01-01	6103460
2012-07-01	6791660
2013-01-01	6885000