Year	% (national estimate)
1960	63.68131250702327
1970	76.12887770990538
1984	101.9808591141776
1989	92.1921921921922
1991	97.24420953663588
1992	104.42953020134227
1998	96.68304668304668
1999	96.68304668304668
2000	94.72984076059312
2006	95.17662079727623
2010	95.82488237647804
2013	93.35216190886294
2015	88.47073121328741
2017	94.60971857257614
2022	94.9910335208375