Value | Category | Cases | |
---|---|---|---|
-9 | don't know | 11 |
2.1%
|
-8 | does not apply | 0 |
0%
|
-7 | refused to answer | 0 |
0%
|
1994 | 1 |
0.2%
|
|
1995 | 1 |
0.2%
|
|
1996 | 1 |
0.2%
|
|
1998 | 3 |
0.6%
|
|
1999 | 6 |
1.1%
|
|
2000 | 3 |
0.6%
|
|
2001 | 10 |
1.9%
|
|
2002 | 10 |
1.9%
|
|
2003 | 28 |
5.2%
|
|
2004 | 39 |
7.3%
|
|
2005 | 142 |
26.5%
|
|
2006 | 180 |
33.6%
|
|
2007 | 80 |
14.9%
|
|
2008 | 21 |
3.9%
|
|
Sysmiss | 220 |