| Value | Category | Cases | |
|---|---|---|---|
| 1 | 79 |
15.7%
|
|
| 2 | 12 |
2.4%
|
|
| 3 | 4 |
0.8%
|
|
| 4 | 1 |
0.2%
|
|
| Missing value | 407 |
80.9%
|