Year	1 in: rate varies by country
2000	5200
2001	5200
2002	5000
2003	5100
2004	5200
2005	5200
2006	5300
2007	5400
2008	5500
2009	5700
2010	6000
2011	6400
2012	6900
2013	6900
2014	6800
2015	6900
2016	6800
2017	6800
2018	6200
2019	6200
2020	5800