| Value | Category | Cases | |
|---|---|---|---|
| 1 | 235 |
68.3%
|
|
| 2 | 84 |
24.4%
|
|
| 3 | 18 |
5.2%
|
|
| 4 | 5 |
1.5%
|
|
| 8 | 1 |
0.3%
|
|
| 15 | 1 |
0.3%
|
|
| Missing value | 874 |