| Value | Category | Cases | |
|---|---|---|---|
| 3 | 1 |
1.5%
|
|
| 7 | 1 |
1.5%
|
|
| 9 | 1 |
1.5%
|
|
| 12 | 1 |
1.5%
|
|
| Missing value | 62 |
93.9%
|