Year 1 in: rate varies by country 2000 1400 2001 1500 2002 1500 2003 1700 2004 1700 2005 1900 2006 1800 2007 2000 2008 2200 2009 1700 2010 1700 2011 1800 2012 2000 2013 2100 2014 1700 2015 2300 2016 2400 2017 2300 2018 2300 2019 2300 2020 2100