| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 1739 |
46.5%
|
| 2 | 1 | 1118 |
29.9%
|
| 3 | 2 | 537 |
14.4%
|
| 4 | 3 | 173 |
4.6%
|
| 5 | 4 | 45 |
1.2%
|
| 6 | 5 | 12 |
0.3%
|
| 7 | 6 | 2 |
0.1%
|
| Missing value | 110 |
2.9%
|