| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 hour per day | 629 |
21.2%
|
| 2 | 1 to 2 hours per day | 786 |
26.5%
|
| 3 | 3 to 4 hours per day | 765 |
25.8%
|
| 4 | 5 to 6 hours per day | 391 |
13.2%
|
| 5 | 7 to 8 hours per day | 135 |
4.5%
|
| 6 | More than 8 hours per day | 262 |
8.8%
|
| Sysmiss | 66 |