| Value | Category | Cases | |
|---|---|---|---|
| 1 | Many times | 108786 |
23.2%
|
| 2 | Two or three times | 122984 |
26.2%
|
| 3 | Once | 96554 |
20.6%
|
| 4 | Not at all | 141094 |
30.1%
|
| 7 | N/A | 570 | |
| 8 | Invalid | 4452 | |
| 9 | Miss | 41518 |