Year % of one-year-old children 2002 15 2003 73 2004 75 2005 70 2006 74 2007 82 2008 75 2009 79 2010 76 2011 75 2012 80 2013 77 2014 74 2015 74 2016 76 2017 76 2018 76 2019 76 2020 72 2021 76 2022 76