| Value | Category | Cases | |
|---|---|---|---|
| 1 | -99 | 10 |
1.1%
|
| 2 | -97 | 1 |
0.1%
|
| 3 | -96 | 2 |
0.2%
|
| 4 | 1 | 93 |
10.3%
|
| 5 | 2 | 4 |
0.4%
|
| 6 | 3 | 227 |
25.1%
|
| 7 | 4 | 1 |
0.1%
|
| 8 | 5 | 295 |
32.7%
|
| Missing value | 270 |
29.9%
|