| Value | Category | Cases | |
|---|---|---|---|
| 1 | 250 |
17.3%
|
|
| 2 | 259 |
17.9%
|
|
| 3 | 313 |
21.6%
|
|
| 4 | 277 |
19.2%
|
|
| 5 | 127 |
8.8%
|
|
| 6 | 41 |
2.8%
|
|
| 7 | 7 |
0.5%
|
|
| 8 | 5 |
0.3%
|
|
| Missing value | 167 |
11.5%
|