Value |
Category |
0 |
|
1 |
Less than 1 year |
2 |
1 to 5 years |
3 |
5 years or more |
4 |
|
5 |
|
6 |
|
7 |
|
8 |
Don't know |
9 |
Missing |
10 |
|
11 |
|
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.