| Value | Category | Cases | |
|---|---|---|---|
| 0 | 55 |
3%
|
|
| 1 | 216 |
11.9%
|
|
| 2 | 75 |
4.1%
|
|
| 3 | 14 |
0.8%
|
|
| 4 | 4 |
0.2%
|
|
| 5 | 6 |
0.3%
|
|
| Missing value | 1442 |
79.6%
|