value | category | cases | |
---|---|---|---|
1998 | 68 |
1.6%
|
|
1999 | 502 |
11.5%
|
|
2000 | 715 |
16.4%
|
|
2001 | 951 |
21.8%
|
|
2002 | 1243 |
28.6%
|
|
2003 | 823 |
18.9%
|
|
9997 | Inconsistent | 51 |
1.2%
|
9998 | DK | 0 |
0%
|
Sysmiss | 6292 |