| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 17240 |
47.1%
|
| 2 | Primary | 8549 |
23.3%
|
| 3 | Secondary | 6583 |
18%
|
| 4 | Higher | 3306 |
9%
|
| 9 | Missing/DK | 952 |
2.6%
|