| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 hour per day | 2544 |
32.4%
|
| 2 | 1 to 2 hours per day | 3578 |
45.5%
|
| 3 | 3 to 4 hours per day | 1299 |
16.5%
|
| 4 | 5 to 6 hours per day | 284 |
3.6%
|
| 5 | 7 to 8 hours per day | 64 |
0.8%
|
| 6 | More than 8 hours per day | 91 |
1.2%
|
| Sysmiss | 270 |