| Value | Category | Cases | |
|---|---|---|---|
| 1 | 51 |
65.4%
|
|
| 2 | 16 |
20.5%
|
|
| 3 | 9 |
11.5%
|
|
| 4 | 1 |
1.3%
|
|
| 7 | 1 |
1.3%
|
|
| Missing value | 9 |