| Value | Category | Cases | |
|---|---|---|---|
| 1 | -99 | 9 |
1%
|
| 2 | -97 | 1 |
0.1%
|
| 3 | -95 | 20 |
2.2%
|
| 4 | -9 | 1 |
0.1%
|
| 5 | 0 | 36 |
4%
|
| 6 | 1 | 21 |
2.3%
|
| 7 | 2 | 36 |
4%
|
| 8 | 3 | 9 |
1%
|
| 9 | 4 | 7 |
0.8%
|
| 10 | 5 | 3 |
0.3%
|
| 11 | 6 | 5 |
0.6%
|
| 12 | 7 | 2 |
0.2%
|
| Missing value | 753 |
83.4%
|