Year Number 1995 11800.000190734901 1996 10300.000190734901 1997 13800.000190734901 1998 15800.000190734901 2000 5199.99980926514 2003 6599.99990463257 2004 5599.99990463257 2005 9399.99961853027 2006 11500 2007 13699.999809265099 2008 16299.999237060501 2009 18299.9992370605 2010 20500 2011 22899.9996185303 2012 23899.9996185303 2013 24399.9996185303 2014 20100.0003814697 2015 21600.0003814697 2016 23200.0007629395 2017 25700.0007629395 2018 27899.9996185303 2019 28899.9996185303 2020 4400.00009536743