| Value |
Category |
| 0 |
None |
| 1 |
|
| 2 |
|
| 3 |
|
| 4 |
|
| 6 |
|
| 10 |
|
| 14 |
|
| 15 |
|
| 20 |
|
| 21 |
|
| 28 |
|
| 32 |
|
| 35 |
|
| 42 |
|
| 50 |
|
| 60 |
|
| 666 |
Not every week |
| 999 |
Missing |
| Sysmiss |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.