| Value | Category | Cases | |
|---|---|---|---|
| 2 | 13 |
3.4%
|
|
| 3 | 16 |
4.2%
|
|
| 4 | 11 |
2.9%
|
|
| 5 | 8 |
2.1%
|
|
| 6 | 39 |
10.3%
|
|
| 7 | 15 |
3.9%
|
|
| 8 | 22 |
5.8%
|
|
| 9 | 14 |
3.7%
|
|
| 10 | 18 |
4.7%
|
|
| 11 | 12 |
3.2%
|
|
| 12 | 6 |
1.6%
|
|
| 13 | 9 |
2.4%
|
|
| 14 | 3 |
0.8%
|
|
| 15 | 3 |
0.8%
|
|
| Missing value | 191 |
50.3%
|