Year modeled estimate, per 100,000 live births 2000 50 2001 48 2002 47 2003 48 2004 46 2005 37 2006 31 2007 26 2008 23 2009 21 2010 22 2011 19 2012 18 2013 17 2014 15 2015 15 2016 16 2017 13 2018 11 2019 10 2020 10