| Value | Category | Cases | |
|---|---|---|---|
| 1 | weekly | 1 |
25%
|
| 2 | bi-weekly | 0 |
0%
|
| 3 | monthly | 1 |
25%
|
| 4 | annually | 2 |
50%
|
| 8 | don't know | 0 |
0%
|
| 9 | refused | 0 |
0%
|
| Sysmiss | 4901 |