| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 163 |
35.5%
|
| 1 | 1 | 32 |
7%
|
| 2 | 2 | 35 |
7.6%
|
| 3 | 3 | 41 |
8.9%
|
| 4 | 4 | 16 |
3.5%
|
| 5 | 5 | 15 |
3.3%
|
| 6 | 6 | 46 |
10%
|
| 7 | 7 | 9 |
2%
|
| 8 | 8 | 12 |
2.6%
|
| 9 | 9 | 14 |
3.1%
|
| 10 | 10 | 3 |
0.7%
|
| 11 | 11 | 3 |
0.7%
|
| 97 | 97 | 1 |
0.2%
|
| 98 | Don't know | 67 |
14.6%
|
| 99 | 99 | 2 |
0.4%
|