Value | Category | Cases | |
---|---|---|---|
2002 | 1 |
2%
|
|
2003 | 3 |
5.9%
|
|
2004 | 7 |
13.7%
|
|
2005 | 15 |
29.4%
|
|
2006 | 21 |
41.2%
|
|
9999 | 9999. Don't know | 4 |
7.8%
|
Sysmiss | 948 |