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