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