| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 553 |
28.6%
|
| 2 | 2 | 280 |
14.5%
|
| 3 | 3 | 859 |
44.5%
|
| 4 | 4 | 9 |
0.5%
|
| 5 | 5 | 15 |
0.8%
|
| 6 | 12 | 187 |
9.7%
|
| 7 | 98 | 1 |
0.1%
|
| Missing value | 28 |
1.4%
|