| Value | Category | Cases | |
|---|---|---|---|
| 1 | 478 |
18.8%
|
|
| 2 | 455 |
17.9%
|
|
| 3 | 657 |
25.8%
|
|
| 4 | 597 |
23.4%
|
|
| 9 | 32 |
1.3%
|
|
| 10 | 75 |
2.9%
|
|
| 12 | 7 |
0.3%
|
|
| 13 | 9 |
0.4%
|
|
| 14 | 85 |
3.3%
|
|
| 15 | 68 |
2.7%
|
|
| Missing value | 86 |
3.4%
|