| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1160 |
97.8%
|
|
| 1 | 2 |
0.2%
|
|
| 2 | 5 |
0.4%
|
|
| 3 | 1 |
0.1%
|
|
| 4 | 1 |
0.1%
|
|
| 5 | 2 |
0.2%
|
|
| 6 | 1 |
0.1%
|
|
| 10 | 4 |
0.3%
|
|
| 18 | 1 |
0.1%
|
|
| 20 | 6 |
0.5%
|
|
| 30 | 1 |
0.1%
|
|
| 888 | Smokes product, but not every day | 2 |
0.2%
|
| 999 | Refused | 0 |
0%
|
| Sysmiss | 5459 |