| Value | Category | Cases | |
|---|---|---|---|
| 0 | 69 |
39.7%
|
|
| 1 | 4 |
2.3%
|
|
| 2 | 1 |
0.6%
|
|
| 3 | 2 |
1.1%
|
|
| Missing value | 98 |
56.3%
|