| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes - often (more than ten times in the last 30 days) | 251 |
16.7%
|
| 2 | Yes - sometimes (three to ten times in the last 30 days) | 251 |
16.7%
|
| 3 | Yes - seldom (once or twice in the last 30 days) | 81 |
5.4%
|
| 4 | No | 917 |
61.1%
|