| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 14 |
0.8%
|
| 2 | 2 | 42 |
2.3%
|
| 3 | 3 | 19 |
1.1%
|
| 4 | 4 | 18 |
1%
|
| 5 | 5 | 12 |
0.7%
|
| 6 | 6 | 7 |
0.4%
|
| 7 | 7 | 8 |
0.4%
|
| 8 | 8 | 5 |
0.3%
|
| 9 | 9 | 2 |
0.1%
|
| Missing value | 1668 |
92.9%
|