Value | Category | Cases | |
---|---|---|---|
-9 | Don't know | 3 |
5.6%
|
1980 | 1 |
1.9%
|
|
1996 | 1 |
1.9%
|
|
2000 | 1 |
1.9%
|
|
2002 | 1 |
1.9%
|
|
2005 | 4 |
7.4%
|
|
2006 | 3 |
5.6%
|
|
2007 | 9 |
16.7%
|
|
2008 | 20 |
37%
|
|
2009 | 11 |
20.4%
|
|
Sysmiss | 55 |