| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 1275 |
59.6%
|
| 2 | 2 | 203 |
9.5%
|
| 3 | 3 | 81 |
3.8%
|
| 4 | 4 | 37 |
1.7%
|
| 5 | 5 | 6 |
0.3%
|
| 6 | 6 | 1 |
0%
|
| 7 | 7 | 1 |
0%
|
| 8 | 8 | 7 |
0.3%
|
| Missing value | 528 |
24.7%
|