| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 9 |
8.2%
|
| 2 | 1 | 3 |
2.7%
|
| 3 | 2 | 1 |
0.9%
|
| 4 | 3 | 1 |
0.9%
|
| 5 | 4 | 1 |
0.9%
|
| 6 | 10 | 1 |
0.9%
|
| 7 | 15 | 1 |
0.9%
|
| 8 | 30 | 1 |
0.9%
|
| Missing value | 92 |
83.6%
|