| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 4 |
1.8%
|
| 2 | 2 | 61 |
27.5%
|
| 3 | 3 | 1 |
0.5%
|
| 4 | 4 | 6 |
2.7%
|
| 5 | 5 | 1 |
0.5%
|
| 6 | 99 | 4 |
1.8%
|
| Missing value | 145 |
65.3%
|