| Value | Category | Cases | |
|---|---|---|---|
| -99 | Missing | 1 |
0.1%
|
| -89 | Not Applicbale | 1121 |
73%
|
| 1 | Hour | 7 |
0.5%
|
| 2 | Day | 44 |
2.9%
|
| 3 | Week | 27 |
1.8%
|
| 4 | Month | 335 |
21.8%
|
| 5 | Year | 0 |
0%
|
| Sysmiss | 343 |