| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 3 |
0.2%
|
| 4 | 4 yr of primary | 1 |
0.1%
|
| 7 | 1 yr of secondary | 1 |
0.1%
|
| 10 | 4 yr of secondary | 1 |
0.1%
|
| 12 | 6 yr of secondary | 166 |
11.9%
|
| 13 | College | 1155 |
82.5%
|
| 96 | Other | 65 |
4.6%
|
| d | DK | 5 |
0.4%
|
| r | RF | 3 |
0.2%
|