| Value | Category | Cases | |
|---|---|---|---|
| 1 | 10 | 8 |
1.7%
|
| 2 | 30 | 11 |
2.4%
|
| 3 | 5 | 3 |
0.6%
|
| 4 | gt30 | 10 |
2.2%
|
| Missing value | 431 |
93.1%
|