| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never used | 97 |
6.3%
|
| 2 | Rarely | 301 |
19.6%
|
| 3 | Sometimes | 837 |
54.4%
|
| 4 | Often | 249 |
16.2%
|
| 5 | Used to a very high degree | 55 |
3.6%
|