| Value | Category |
|---|---|
| 0 | 0=No schooling |
| 1 | 1=Years 1 to 6 (Primary) |
| 2 | 2=Year 7 (Form 1) |
| 3 | 3=Year 8 (Form 2) |
| 4 | 4=Year 9 (Form 3) |
| 5 | 5=Year 10 (Form 4) |
| 6 | 6=Year 11 (Lower 5) |
| 7 | 7=Year 12 (Upper 6) |
| 8 | 8=Year 13 (Form 7) |
| 9 | 9=Teachers College |
| 10 | 10=Polytechnic |
| 11 | 11=University Degree |
| 12 | 12=Other Qualification |
| Sysmiss |