Value |
Category |
1 |
1. only once |
2 |
2. 2 to 10 times |
3 |
3. >10 times |
8 |
8. refused |
9 |
9. don't know |
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.