Year 1 in: rate varies by country 2000 19000 2001 20000 2002 20000 2003 20000 2004 21000 2005 22000 2006 23000 2007 22000 2008 23000 2009 23000 2010 21000 2011 19000 2012 17000 2013 16000 2014 15000 2015 13000 2016 13000 2017 12000 2018 13000 2019 12000 2020 9400