| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 hour per day | 347 |
33.7%
|
| 2 | 1 to 2 hours per day | 310 |
30.1%
|
| 3 | 3 to 4 hours per day | 186 |
18.1%
|
| 4 | 5 to 6 hours per day | 76 |
7.4%
|
| 5 | 7 to 8 hours per day | 30 |
2.9%
|
| 6 | More than 8 hours per day | 80 |
7.8%
|
| Sysmiss | 88 |