| Value | Category | Cases | |
|---|---|---|---|
| -999 | Don't know | 0 |
0%
|
| -888 | Refuse to answer | 0 |
0%
|
| -666 | Other (please specify) | 24 |
6.2%
|
| 0 | None | 70 |
18.2%
|
| 2 | NACVET | 17 |
4.4%
|
| 3 | IMIS | 0 |
0%
|
| 4 | NVTI | 103 |
26.8%
|
| 5 | City and Guild | 19 |
4.9%
|
| 6 | Certificate | 116 |
30.1%
|
| 7 | Diploma | 36 |
9.4%
|
| 11 | .D | 6 | |
| Sysmiss | 18615 |