| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 38 |
4%
|
| 2 | 2 | 91 |
9.6%
|
| 3 | 3 | 32 |
3.4%
|
| 4 | 4 | 18 |
1.9%
|
| 5 | 5 | 7 |
0.7%
|
| 6 | 6 | 4 |
0.4%
|
| 7 | 7 | 4 |
0.4%
|
| Missing value | 756 |
79.6%
|