| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 835 |
75.7%
|
| 2 | 2 | 44 |
4%
|
| 3 | 5 | 56 |
5.1%
|
| 4 | 6 | 3 |
0.3%
|
| 5 | 12 | 1 |
0.1%
|
| 6 | 96 | 20 |
1.8%
|
| Missing value | 144 |
13.1%
|