| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 679 |
40.7%
|
| 2 | 2 | 166 |
9.9%
|
| 3 | 3 | 16 |
1%
|
| 4 | 4 | 3 |
0.2%
|
| 5 | 5 | 1 |
0.1%
|
| 6 | 6 | 1 |
0.1%
|
| Missing value | 803 |
48.1%
|