Year 1 in: rate varies by country 2000 850 2001 930 2002 950 2003 1100 2004 1100 2005 1100 2006 1200 2007 1200 2008 1300 2009 1400 2010 1400 2011 1500 2012 1600 2013 1600 2014 1700 2015 1700 2016 1800 2017 1800 2018 2000 2019 2100 2020 2000