| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 hour per day | 411 |
11.9%
|
| 2 | 1 to 2 hours per day | 978 |
28.2%
|
| 3 | 3 to 4 hours per day | 1174 |
33.9%
|
| 4 | 5 to 6 hours per day | 532 |
15.4%
|
| 5 | 7 to 8 hours per day | 152 |
4.4%
|
| 6 | More than 8 hours per day | 218 |
6.3%
|
| Sysmiss | 59 |