Year	1 in: rate varies by country
2000	500
2001	530
2002	550
2003	600
2004	570
2005	590
2006	620
2007	620
2008	620
2009	660
2010	700
2011	700
2012	760
2013	800
2014	820
2015	830
2016	870
2017	880
2018	950
2019	1000
2020	960