value | category | cases | |
---|---|---|---|
1999 | 6 |
7%
|
|
2000 | 15 |
17.4%
|
|
2001 | 20 |
23.3%
|
|
2002 | 15 |
17.4%
|
|
2003 | 30 |
34.9%
|
|
9997 | Inconsistent | 0 |
0%
|
9998 | DK | 0 |
0%
|
Sysmiss | 10559 |