| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 5321 |
6%
|
| 2 | Primary | 54432 |
61.1%
|
| 3 | Secondary | 18228 |
20.5%
|
| 4 | Higher | 10868 |
12.2%
|
| 9 | Missing/DK | 182 |
0.2%
|