| Value | Category | Cases | |
|---|---|---|---|
| 1 | 33 |
33%
|
|
| 2 | 36 |
36%
|
|
| 3 | 21 |
21%
|
|
| 4 | 6 |
6%
|
|
| 5 | 2 |
2%
|
|
| 6 | 1 |
1%
|
|
| 7 | 1 |
1%
|
|
| Missing value | 8 |