Year 1 in: rate varies by country 2000 1000 2001 1200 2002 1200 2003 1300 2004 1500 2005 1700 2006 1700 2007 1700 2008 2000 2009 1900 2010 2100 2011 2100 2012 2100 2013 2500 2014 2400 2015 2300 2016 2200 2017 2200 2018 2200 2019 2000 2020 2500