| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 62 |
3.1%
|
| 2 | 1 | 104 |
5.2%
|
| 3 | 2 | 11 |
0.6%
|
| 4 | 3 | 8 |
0.4%
|
| 5 | 4 | 2 |
0.1%
|
| 6 | 5 | 4 |
0.2%
|
| Missing value | 1791 |
90.4%
|