| Value | Category | Cases | |
|---|---|---|---|
| 0 | 142 |
3.6%
|
|
| 1 | 211 |
5.3%
|
|
| 2 | 74 |
1.9%
|
|
| 3 | 17 |
0.4%
|
|
| 4 | 6 |
0.2%
|
|
| 5 | 2 |
0.1%
|
|
| Missing value | 3517 |
88.6%
|