Value | Category | Cases | |
---|---|---|---|
0 | neither certificate or registered | 5 |
1.1%
|
1 | has certificate | 0 |
0%
|
2 | registered | 429 |
97.5%
|
6 | other | 3 |
0.7%
|
8 | don't know | 3 |
0.7%
|
Sysmiss | 44174 |