| Value | Category | Cases | |
|---|---|---|---|
| 1 | 10 |
1.5%
|
|
| 2 | 164 |
23.9%
|
|
| 3 | 84 |
12.2%
|
|
| 4 | 12 |
1.7%
|
|
| 5 | 5 |
0.7%
|
|
| 6 | 2 |
0.3%
|
|
| 7 | 5 |
0.7%
|
|
| Missing value | 404 |
58.9%
|