| Value | Category | Cases | |
|---|---|---|---|
| -666 | Other | 0 |
0%
|
| 1 | Never | 1 |
0.5%
|
| 2 | 1-2 times per term | 14 |
6.7%
|
| 3 | 1-2 times per month | 41 |
19.5%
|
| 4 | Weekly or more often | 154 |
73.3%
|