| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never a proplem | 1390 |
44.4%
|
| 2 | Only an occational problems | 896 |
28.6%
|
| 3 | A frequent problems | 262 |
8.4%
|
| 4 | Away a problems | 582 |
18.6%
|