Value |
Category |
1 |
Person does shift work |
2 |
Person never does shift work |
30 |
|
40 |
|
48 |
|
50 |
|
52 |
|
55 |
|
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.