| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 246 |
12.9%
|
| 1 | 1 | 91 |
4.8%
|
| 2 | 2 | 202 |
10.6%
|
| 3 | 3 | 154 |
8.1%
|
| 4 | 4 | 128 |
6.7%
|
| 5 | 5 | 276 |
14.5%
|
| 6 | 6 | 50 |
2.6%
|
| 7 | 7 | 46 |
2.4%
|
| 8 | 8 | 48 |
2.5%
|
| 9 | 9 | 23 |
1.2%
|
| 10 | All of them | 640 |
33.6%
|