Year modeled estimate, per 100,000 live births 2000 18 2001 18 2002 14 2003 13 2004 12 2005 11 2006 13 2007 12 2008 11 2009 10 2010 10 2011 9 2012 8 2013 8 2014 9 2015 8 2016 8 2017 8 2018 8 2019 7 2020 9