| Value | Category | Cases | |
|---|---|---|---|
| 0 | 227 |
21.8%
|
|
| 1 | 321 |
30.9%
|
|
| 2 | 328 |
31.5%
|
|
| 3 | 134 |
12.9%
|
|
| 4 | 23 |
2.2%
|
|
| 5 | 6 |
0.6%
|
|
| 6 | 6+ | 1 |
0.1%
|