value | category | cases | |
---|---|---|---|
1998 | 34 |
0.8%
|
|
1999 | 417 |
9.6%
|
|
2000 | 722 |
16.7%
|
|
2001 | 899 |
20.8%
|
|
2002 | 1236 |
28.6%
|
|
2003 | 932 |
21.6%
|
|
9997 | Inconsistent | 83 |
1.9%
|
9998 | DK | 0 |
0%
|
Sysmiss | 6322 |