| Value | Category | Cases | |
|---|---|---|---|
| 0 | Pre-primary or none | 2001 |
4.5%
|
| 1 | Primary | 4035 |
9.1%
|
| 3 | Secondary | 4431 |
10%
|
| 4 | Higher | 2384 |
5.4%
|
| 9 | Missing/DK | 2 |
0%
|
| Sysmiss | 31423 |
71%
|