1984 |
Definition Expanded in 1996 |
Male |
26.9 |
22.8 |
31 |
1984 |
Definition Expanded in 1996 |
Female |
23 |
19.7 |
26.3 |
1984 |
Definition Expanded in 1996 |
Total |
24.9 |
22.3 |
27.5 |
1985 |
Definition Expanded in 1996 |
Male |
28.2 |
24.6 |
31.8 |
1985 |
Definition Expanded in 1996 |
Female |
25.2 |
22.1 |
28.2 |
1985 |
Definition Expanded in 1996 |
Total |
26.7 |
24.3 |
29 |
1986 |
Definition Expanded in 1996 |
Male |
28 |
24.6 |
31.4 |
1986 |
Definition Expanded in 1996 |
Female |
23.3 |
20.5 |
26 |
1986 |
Definition Expanded in 1996 |
Total |
25.6 |
23.4 |
27.8 |
1987 |
Definition Expanded in 1996 |
Male |
22.8 |
19.8 |
25.8 |
1987 |
Definition Expanded in 1996 |
Female |
20.1 |
17.7 |
22.6 |
1987 |
Definition Expanded in 1996 |
Total |
21.4 |
19.5 |
23.4 |
1988 |
Definition Expanded in 1996 |
Male |
25.6 |
22.9 |
28.2 |
1988 |
Definition Expanded in 1996 |
Female |
19.9 |
17.8 |
22 |
1988 |
Definition Expanded in 1996 |
Total |
22.7 |
21 |
24.3 |
1989 |
Definition Expanded in 1996 |
Male |
22.5 |
20 |
25 |
1989 |
Definition Expanded in 1996 |
Female |
19.8 |
17.7 |
22 |
1989 |
Definition Expanded in 1996 |
Total |
21.1 |
19.5 |
22.8 |
1990 |
Definition Expanded in 1996 |
Male |
21.1 |
18.8 |
23.3 |
1990 |
Definition Expanded in 1996 |
Female |
17.9 |
15.9 |
19.8 |
1990 |
Definition Expanded in 1996 |
Total |
19.4 |
17.9 |
20.9 |
1991 |
Definition Expanded in 1996 |
Male |
22.7 |
20.5 |
25 |
1991 |
Definition Expanded in 1996 |
Female |
15.8 |
14 |
17.6 |
1991 |
Definition Expanded in 1996 |
Total |
19.2 |
17.8 |
20.6 |
1992 |
Definition Expanded in 1996 |
Male |
22.3 |
20.4 |
24.2 |
1992 |
Definition Expanded in 1996 |
Female |
17.8 |
16.2 |
19.4 |
1992 |
Definition Expanded in 1996 |
Total |
20 |
18.8 |
21.3 |
1993 |
Definition Expanded in 1996 |
Male |
20.7 |
19.3 |
22.1 |
1993 |
Definition Expanded in 1996 |
Female |
15.8 |
14.6 |
16.9 |
1993 |
Definition Expanded in 1996 |
Total |
18.2 |
17.3 |
19.1 |
1994 |
Definition Expanded in 1996 |
Male |
18.9 |
17.6 |
20.1 |
1994 |
Definition Expanded in 1996 |
Female |
14.4 |
13.4 |
15.4 |
1994 |
Definition Expanded in 1996 |
Total |
16.6 |
15.8 |
17.4 |
1995 |
Definition Expanded in 1996 |
Male |
18.7 |
17.4 |
19.9 |
1995 |
Definition Expanded in 1996 |
Female |
13.2 |
12.2 |
14.2 |
1995 |
Definition Expanded in 1996 |
Total |
15.9 |
15.1 |
16.7 |
1996 |
Survey Methodology Changed in 2012 |
Male |
20.8 |
19.5 |
22.2 |
1996 |
Survey Methodology Changed in 2012 |
Female |
14.8 |
13.8 |
15.8 |
1996 |
Survey Methodology Changed in 2012 |
Total |
17.8 |
16.9 |
18.6 |
1997 |
Survey Methodology Changed in 2012 |
Male |
21.1 |
19.7 |
22.4 |
1997 |
Survey Methodology Changed in 2012 |
Female |
13.9 |
12.9 |
14.9 |
1997 |
Survey Methodology Changed in 2012 |
Total |
17.4 |
16.6 |
18.2 |
1998 |
Survey Methodology Changed in 2012 |
Male |
20.6 |
19.3 |
22 |
1998 |
Survey Methodology Changed in 2012 |
Female |
14.4 |
13.4 |
15.4 |
1998 |
Survey Methodology Changed in 2012 |
Total |
17.5 |
16.6 |
18.3 |
1999 |
Survey Methodology Changed in 2012 |
Male |
19.7 |
18.4 |
21 |
1999 |
Survey Methodology Changed in 2012 |
Female |
14.6 |
13.6 |
15.6 |
1999 |
Survey Methodology Changed in 2012 |
Total |
17.1 |
16.3 |
17.9 |
2000 |
Survey Methodology Changed in 2012 |
Male |
18.7 |
17.4 |
20 |
2000 |
Survey Methodology Changed in 2012 |
Female |
13.9 |
12.9 |
14.9 |
2000 |
Survey Methodology Changed in 2012 |
Total |
16.3 |
15.5 |
17.1 |
2001 |
Survey Methodology Changed in 2012 |
Male |
20.2 |
18.9 |
21.6 |
2001 |
Survey Methodology Changed in 2012 |
Female |
12.7 |
11.7 |
13.6 |
2001 |
Survey Methodology Changed in 2012 |
Total |
16.4 |
15.6 |
17.2 |
2002 |
Survey Methodology Changed in 2012 |
Male |
18.8 |
17.5 |
20.1 |
2002 |
Survey Methodology Changed in 2012 |
Female |
12.8 |
11.9 |
13.8 |
2002 |
Survey Methodology Changed in 2012 |
Total |
15.8 |
15 |
16.6 |
2003 |
Survey Methodology Changed in 2012 |
Male |
18.4 |
17.2 |
19.7 |
2003 |
Survey Methodology Changed in 2012 |
Female |
12.5 |
11.6 |
13.4 |
2003 |
Survey Methodology Changed in 2012 |
Total |
15.4 |
14.7 |
16.2 |
2004 |
Survey Methodology Changed in 2012 |
Male |
18.2 |
16.9 |
19.5 |
2004 |
Survey Methodology Changed in 2012 |
Female |
11.1 |
10.2 |
11.9 |
2004 |
Survey Methodology Changed in 2012 |
Total |
14.6 |
13.8 |
15.3 |
2005 |
Survey Methodology Changed in 2012 |
Male |
17 |
15.9 |
18.2 |
2005 |
Survey Methodology Changed in 2012 |
Female |
11.1 |
10.3 |
16.3 |
2005 |
Survey Methodology Changed in 2012 |
Total |
14 |
13.4 |
14.7 |
2006 |
Survey Methodology Changed in 2012 |
Male |
17.5 |
16.4 |
18.7 |
2006 |
Survey Methodology Changed in 2012 |
Female |
9.1 |
8.4 |
9.8 |
2006 |
Survey Methodology Changed in 2012 |
Total |
13.3 |
12.6 |
13.9 |
2007 |
Survey Methodology Changed in 2012 |
Male |
17.1 |
16 |
18.1 |
2007 |
Survey Methodology Changed in 2012 |
Female |
10.7 |
10 |
11.4 |
2007 |
Survey Methodology Changed in 2012 |
Total |
13.8 |
13.2 |
14.4 |
2008 |
Survey Methodology Changed in 2012 |
Male |
16.5 |
15.6 |
17.4 |
2008 |
Survey Methodology Changed in 2012 |
Female |
10.6 |
10 |
11.2 |
2008 |
Survey Methodology Changed in 2012 |
Total |
13.3 |
12.8 |
13.8 |
2009 |
Survey Methodology Changed in 2012 |
Male |
15.8 |
14.9 |
16.7 |
2009 |
Survey Methodology Changed in 2012 |
Female |
10.5 |
9.9 |
11.1 |
2009 |
Survey Methodology Changed in 2012 |
Total |
13.1 |
12.6 |
13.6 |
2010 |
Survey Methodology Changed in 2012 |
Male |
14.7 |
13.8 |
15.5 |
2010 |
Survey Methodology Changed in 2012 |
Female |
9.6 |
9 |
10.1 |
2010 |
Survey Methodology Changed in 2012 |
Total |
11.9 |
11.6 |
12.6 |
2011 |
Survey Methodology Changed in 2012 |
Male |
14.9 |
14 |
15.7 |
2011 |
Survey Methodology Changed in 2012 |
Female |
9.3 |
8.7 |
9.8 |
2011 |
Survey Methodology Changed in 2012 |
Total |
12 |
11.5 |
12.5 |
2012 |
Present |
Male |
15.5 |
14.6 |
16.4 |
2012 |
Present |
Female |
10 |
9.4 |
10.7 |
2012 |
Present |
Total |
12.7 |
12.2 |
13.3 |
2013 |
Present |
Male |
15.1 |
14.1 |
16.2 |
2013 |
Present |
Female |
8.5 |
7.7 |
9.2 |
2013 |
Present |
Total |
11.7 |
11.1 |
12.4 |
2014 |
Present |
Male |
14.9 |
13.2 |
16.6 |
2014 |
Present |
Female |
8.4 |
7.2 |
9.5 |
2014 |
Present |
Total |
11.6 |
10.6 |
12.6 |
2015 |
Present |
Male |
12.9 |
11.5 |
14.3 |
2015 |
Present |
Female |
8.1 |
6.9 |
9.2 |
2015 |
Present |
Total |
10.5 |
9.5 |
11.4 |
2016 |
Present |
Male |
14.8 |
13 |
16.6 |
2016 |
Present |
Female |
8.1 |
6.6 |
9.6 |
2016 |
Present |
Total |
11.4 |
10.3 |
12.6 |
2017 |
Present |
Male |
13.3 |
11 |
15.7 |
2017 |
Present |
Female |
7 |
5.8 |
8.1 |
2017 |
Present |
Total |
10.1 |
8.8 |
11.4 |
2018 |
Present |
Male |
12.1 |
10.3 |
13.9 |
2018 |
Present |
Female |
7.5 |
5.7 |
9.3 |
2018 |
Present |
Total |
9.7 |
8.5 |
11 |
2019 |
Present |
Male |
11.3 |
8.9 |
13.8 |
2019 |
Present |
Female |
6.3 |
5.2 |
7.4 |
2019 |
Present |
Total |
8.8 |
7.4 |
10.2 |