| Value | Category | Cases | |
|---|---|---|---|
| 0 | 204 |
23.3%
|
|
| 1 | 274 |
31.4%
|
|
| 2 | 204 |
23.3%
|
|
| 3 | 14 |
1.6%
|
|
| 4 | 4 |
0.5%
|
|
| 5 | 2 |
0.2%
|
|
| Missing value | 172 |
19.7%
|