| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 77 |
4.3%
|
| 2 | 2 | 232 |
13%
|
| 3 | 3 | 32 |
1.8%
|
| 4 | 4 | 8 |
0.4%
|
| 5 | 5 | 4 |
0.2%
|
| 6 | 23 | 1 |
0.1%
|
| Missing value | 1424 |
80.1%
|