| Value | Category | Cases | |
|---|---|---|---|
| 0 | 19 |
3%
|
|
| 1 | 85 |
13.4%
|
|
| 2 | 18 |
2.8%
|
|
| 3 | 9 |
1.4%
|
|
| 5 | 31 |
4.9%
|
|
| Missing value | 471 |
74.4%
|