Year modeled estimate, per 100,000 live births 2000 12 2001 9 2002 8 2003 9 2004 10 2005 9 2006 8 2007 7 2008 6 2009 7 2010 6 2011 6 2012 6 2013 5 2014 5 2015 5 2016 5 2017 4 2018 4 2019 3 2020 5