| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 hour per day | 159 |
10.9%
|
| 2 | 1 to 2 hours per day | 372 |
25.5%
|
| 3 | 3 to 4 hours per day | 506 |
34.7%
|
| 4 | 5 to 6 hours per day | 238 |
16.3%
|
| 5 | 7 to 8 hours per day | 82 |
5.6%
|
| 6 | More than 8 hours per day | 102 |
7%
|
| Sysmiss | 96 |