| Value | Category | Cases | |
|---|---|---|---|
| 0 | 14 |
48.3%
|
|
| 1 | 1 |
3.4%
|
|
| 2 | 3 |
10.3%
|
|
| 3 | 1 |
3.4%
|
|
| 5 | 2 |
6.9%
|
|
| 6 | 1 |
3.4%
|
|
| 888 | Uses product, but not every day | 3 |
10.3%
|
| 999 | Refused | 4 |
13.8%
|
| Sysmiss | 16933 |