| Value | Category | Cases | |
|---|---|---|---|
| 0 | 436 |
37.2%
|
|
| 1 | 78 |
6.7%
|
|
| 2 | 34 |
2.9%
|
|
| 3 | 16 |
1.4%
|
|
| 4 | 2 |
0.2%
|
|
| 5 | 4 |
0.3%
|
|
| 6 | 2 |
0.2%
|
|
| Missing value | 599 |
51.2%
|