Year	% of children ages 12-23 months
1985	69
1986	73
1987	79
1988	85
1989	87
1990	89
1991	89
1992	88
1993	88
1994	87
1995	88
1996	88
1997	89
1998	85
1999	83
2000	86
2001	89
2002	86
2003	87
2004	86
2005	88
2006	95
2007	95
2008	93
2009	95
2010	95
2011	95
2012	95
2013	95
2014	95
2015	95
2016	91
2017	91
2018	91
2019	88
2020	84
2021	81
2022	77