| Value | Category | Cases | |
|---|---|---|---|
| 2 | 9 |
1.1%
|
|
| 3 | 38 |
4.8%
|
|
| 4 | 81 |
10.3%
|
|
| 5 | 84 |
10.7%
|
|
| 6 | 68 |
8.7%
|
|
| 7 | 40 |
5.1%
|
|
| 8 | 33 |
4.2%
|
|
| 9 | 11 |
1.4%
|
|
| 10 | 11 |
1.4%
|
|
| 11 | 4 |
0.5%
|
|
| 12 | 9 |
1.1%
|
|
| Missing value | 398 |
50.6%
|