Value | Category | Cases | |
---|---|---|---|
0 | neither certificate nor registered | 600 |
3.6%
|
1 | has certificate | 503 |
3%
|
2 | registered | 1134 |
6.7%
|
8 | don't know | 31 |
0.2%
|
9 | not applicable | 13864 |
82.3%
|
9999995 | missing:impute | 711 |
4.2%
|
Sysmiss | 42 |