| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 726 |
19.1%
|
| 2 | Primary | 1273 |
33.5%
|
| 3 | Secondary | 1339 |
35.2%
|
| 4 | Higher | 463 |
12.2%
|
| 9 | Missing/DK | 1 |
0%
|
| Sysmiss | 497 |