| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 hour per day | 540 |
19.1%
|
| 2 | 1 to 2 hours per day | 661 |
23.4%
|
| 3 | 3 to 4 hours per day | 584 |
20.7%
|
| 4 | 5 to 6 hours per day | 435 |
15.4%
|
| 5 | 7 to 8 hours per day | 183 |
6.5%
|
| 6 | More than 8 hours per day | 422 |
14.9%
|
| Sysmiss | 62 |