Year	% of children ages 12-23 months
1992	90
1993	90
1994	91
1995	93
1996	93
1997	82
1998	93
1999	98
2000	95
2001	94
2002	93
2003	94
2004	94
2005	94
2006	96
2007	96
2008	96
2009	95
2010	95
2011	96
2012	95
2013	94
2014	94
2015	94
2016	92
2017	93
2018	93
2019	94
2020	94
2021	95
2022	96