| Value | Category | Cases | |
|---|---|---|---|
| 1 | 136 |
5.7%
|
|
| 2 | 398 |
16.7%
|
|
| 3 | 392 |
16.4%
|
|
| 4 | 244 |
10.2%
|
|
| 5 | 135 |
5.7%
|
|
| 6 | 40 |
1.7%
|
|
| 7 | 629 |
26.4%
|
|
| Missing value | 409 |
17.2%
|