| Value | Category | Cases | |
|---|---|---|---|
| 0 | 427 |
36.5%
|
|
| 1 | 84 |
7.2%
|
|
| 2 | 31 |
2.6%
|
|
| 3 | 20 |
1.7%
|
|
| 4 | 6 |
0.5%
|
|
| 5 | 4 |
0.3%
|
|
| Missing value | 599 |
51.2%
|