| Value | Category | Cases | |
|---|---|---|---|
| 1 | 270 |
48.4%
|
|
| 2 | 176 |
31.5%
|
|
| 3 | 74 |
13.3%
|
|
| 4 | 21 |
3.8%
|
|
| 5 | 3 |
0.5%
|
|
| 6 | 4 |
0.7%
|
|
| 8 | 1 |
0.2%
|
|
| Missing value | 9 |
1.6%
|