| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not filled | 661 |
8.8%
|
| 1 | Hourly | 60 |
0.8%
|
| 2 | Daily | 134 |
1.8%
|
| 3 | Weekly | 182 |
2.4%
|
| 4 | Fortnightly | 157 |
2.1%
|
| 5 | Monthly | 6351 |
84.2%
|
| Sysmiss | 26986 |