| Value | Category | Cases | |
|---|---|---|---|
| 1 | 233 |
62.3%
|
|
| 2 | 107 |
28.6%
|
|
| 3 | 20 |
5.3%
|
|
| 4 | 11 |
2.9%
|
|
| 5 | 1 |
0.3%
|
|
| 7 | 1 |
0.3%
|
|
| 20 | 1 |
0.3%
|
|
| Missing value | 387 |