Year modeled estimate, per 100,000 live births 2000 40 2001 37 2002 37 2003 34 2004 31 2005 30 2006 27 2007 25 2008 23 2009 22 2010 21 2011 20 2012 18 2013 18 2014 16 2015 16 2016 15 2017 15 2018 15 2019 15 2020 17