| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 239 |
16.3%
|
| 2 | 2 | 161 |
11%
|
| 3 | 3 | 68 |
4.7%
|
| 4 | 4 | 101 |
6.9%
|
| 5 | 5 | 3 |
0.2%
|
| 6 | 6 | 6 |
0.4%
|
| 7 | 8 | 2 |
0.1%
|
| 8 | 12 | 1 |
0.1%
|
| Missing value | 881 |
60.3%
|