| Value | Category | Cases | |
|---|---|---|---|
| 0 | 284 |
6.8%
|
|
| 1 | 2912 |
69.9%
|
|
| 2 | 764 |
18.3%
|
|
| 3 | 163 |
3.9%
|
|
| 4 | 30 |
0.7%
|
|
| 5 | 11 |
0.3%
|
|
| 6 | 2 |
0%
|
|
| 12 | 1 |
0%
|
|
| 16 | 1 |
0%
|
|
| Missing value | 41 |