Value |
Category |
-1 |
Missing |
0 |
Never |
1 |
Just once or twice |
2 |
Several times |
3 |
Many times |
4 |
Always |
9 |
Don't Know |
998 |
Refused |
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.