| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 hour per day | 240 |
15%
|
| 2 | 1 to 2 hours per day | 310 |
19.4%
|
| 3 | 3 to 4 hours per day | 475 |
29.7%
|
| 4 | 5 to 6 hours per day | 231 |
14.5%
|
| 5 | 7 to 8 hours per day | 90 |
5.6%
|
| 6 | More than 8 hours per day | 251 |
15.7%
|
| Sysmiss | 32 |