| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 65 |
4.2%
|
| 1 | Grd 1 | 6 |
0.4%
|
| 2 | Grd 2 | 11 |
0.7%
|
| 3 | Grd 3 | 22 |
1.4%
|
| 4 | Grd 4 | 35 |
2.3%
|
| 5 | Grd 5 | 36 |
2.3%
|
| 6 | Grd 6 | 34 |
2.2%
|
| 7 | Grd 7 | 79 |
5.1%
|
| 8 | Grd 8 | 112 |
7.3%
|
| 9 | Grd 9 | 92 |
6%
|
| 10 | Grd 10 | 215 |
14%
|
| 11 | Grd 11 | 246 |
16%
|
| 12 | Grd 12 | 359 |
23.3%
|
| 13 | More than Grd 12 (College) | 78 |
5.1%
|
| 20 | Grd 1 - 12 | 3 |
0.2%
|
| 99 | Unknown | 147 |
9.5%
|
| Sysmiss | 41 |