Year % of one-year-old children 1989 47 1990 56 1991 65 1992 73 1993 82 1994 82 1995 82 1996 80 1997 78 1998 79 1999 77 2000 87 2001 81 2002 85 2003 89 2004 80 2005 91 2006 84 2007 90 2008 89 2009 89 2010 88 2011 83 2012 82 2013 83 2014 81 2015 78 2016 76 2017 80 2018 83 2019 84 2020 88 2021 79 2022 75