| Value | Category | Cases | |
|---|---|---|---|
| 1 | 170 |
27.5%
|
|
| 2 | 140 |
22.7%
|
|
| 3 | 145 |
23.5%
|
|
| 4 | 87 |
14.1%
|
|
| 5 | 48 |
7.8%
|
|
| 6 | 17 |
2.8%
|
|
| 7 | 7 |
1.1%
|
|
| 8 | 3 |
0.5%
|
|
| Missing value | 1 |
0.2%
|