Value | Category | Cases | |
---|---|---|---|
0 | Neither certificate or registered | 6600 |
31%
|
1 | Has certificate | 5135 |
24.2%
|
2 | Registered | 9053 |
42.6%
|
8 | Don't know | 471 |
2.2%
|
9 | 711 | ||
Sysmiss | 131870 |