| Value | Category | Cases | |
|---|---|---|---|
| -998 | Dont know | 2 |
1.5%
|
| 0 | 1 |
0.8%
|
|
| 1 | 8 |
6.1%
|
|
| 2 | 13 |
9.9%
|
|
| 3 | 29 |
22.1%
|
|
| 4 | 25 |
19.1%
|
|
| 5 | 29 |
22.1%
|
|
| 6 | 16 |
12.2%
|
|
| 7 | 4 |
3.1%
|
|
| 8 | 4 |
3.1%
|