| Value | Category | Cases | |
|---|---|---|---|
| 1 | 28 |
2.9%
|
|
| 2 | 31 |
3.3%
|
|
| 3 | 23 |
2.4%
|
|
| 4 | 11 |
1.2%
|
|
| 5 | 6 |
0.6%
|
|
| 6 | 1 |
0.1%
|
|
| 8 | 2 |
0.2%
|
|
| Missing value | 851 |
89.3%
|