| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.2%
|
|
| 1 | 15 |
2.4%
|
|
| 2 | 17 |
2.7%
|
|
| 3 | 7 |
1.1%
|
|
| 4 | 6 |
1%
|
|
| 5 | 1 |
0.2%
|
|
| Missing value | 577 |
92.5%
|