| Value | Category | Cases | |
|---|---|---|---|
| 0 | Do not know/refused | 2 |
0.1%
|
| 1 | Primary or less | 191 |
9.4%
|
| 2 | Secondary or less | 1556 |
76.6%
|
| 3 | More than secondary | 283 |
13.9%
|