Year modeled estimate, per 100,000 live births 2000 23 2001 24 2002 23 2003 22 2004 22 2005 21 2006 21 2007 21 2008 20 2009 20 2010 19 2011 20 2012 19 2013 19 2014 19 2015 20 2016 19 2017 20 2018 20 2019 21 2020 22