| Value | Category | Cases | |
|---|---|---|---|
| 1 | 15 |
8.9%
|
|
| 2 | 30 |
17.9%
|
|
| 3 | 11 |
6.5%
|
|
| 4 | 4 |
2.4%
|
|
| 5 | 6 |
3.6%
|
|
| 7 | 1 |
0.6%
|
|
| 8 | 1 |
0.6%
|
|
| Missing value | 100 |
59.5%
|