| Value | Category | Cases | |
|---|---|---|---|
| 0 | 170 |
90.9%
|
|
| 1 | 12 |
6.4%
|
|
| 2 | 2 |
1.1%
|
|
| 4 | 1 |
0.5%
|
|
| 15 | 1 |
0.5%
|
|
| 20 | 1 |
0.5%
|