| Value | Category | Cases | |
|---|---|---|---|
| 1 | 68 |
13.3%
|
|
| 2 | 109 |
21.2%
|
|
| 3 | 289 |
56.3%
|
|
| 4 | 37 |
7.2%
|
|
| Missing value | 10 |
1.9%
|