| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 103 |
28.6%
|
| 2 | 2 | 49 |
13.6%
|
| 3 | 3 | 47 |
13.1%
|
| 4 | 4 | 53 |
14.7%
|
| 5 | 5 | 43 |
11.9%
|
| 6 | 6 | 41 |
11.4%
|
| 7 | 7 or more | 24 |
6.7%
|
| Missing value | 36 |