| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 24 |
2.8%
|
| 2 | 2 | 114 |
13.1%
|
| 3 | 3 | 92 |
10.6%
|
| 4 | 4 | 50 |
5.7%
|
| 5 | 5 | 361 |
41.5%
|
| 6 | 6 | 8 |
0.9%
|
| 7 | 7 | 9 |
1%
|
| 8 | 8 | 11 |
1.3%
|
| 9 | 10 | 92 |
10.6%
|
| 10 | 15 | 9 |
1%
|
| 11 | 20 | 8 |
0.9%
|
| 12 | 30 | 4 |
0.5%
|
| Missing value | 88 |
10.1%
|