Year 1 in: rate varies by country 2000 1200 2001 1300 2002 1200 2003 1500 2004 1400 2005 1600 2006 1500 2007 1500 2008 1500 2009 1600 2010 1600 2011 1700 2012 1700 2013 1800 2014 1800 2015 1900 2016 2000 2017 1900 2018 1800 2019 2000 2020 1900