Value | Category | Cases | |
---|---|---|---|
1955 | 1 |
0.1%
|
|
1970 | 2 |
0.2%
|
|
1973 | 3 |
0.3%
|
|
1981 | 1 |
0.1%
|
|
1982 | 2 |
0.2%
|
|
1988 | 2 |
0.2%
|
|
1989 | 2 |
0.2%
|
|
1990 | 3 |
0.3%
|
|
1991 | 1 |
0.1%
|
|
1994 | 2 |
0.2%
|
|
1995 | 2 |
0.2%
|
|
1996 | 1 |
0.1%
|
|
1997 | 2 |
0.2%
|
|
1999 | 3 |
0.3%
|
|
2000 | 1 |
0.1%
|
|
2001 | 2 |
0.2%
|
|
2002 | 3 |
0.3%
|
|
2003 | 2 |
0.2%
|
|
2004 | 2 |
0.2%
|
|
2005 | 5 |
0.5%
|
|
2006 | 1 |
0.1%
|
|
9999 | 9999. Don't know | 3 |
0.3%
|
Sysmiss | 953 |