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