| Value | Category | Cases | |
|---|---|---|---|
| -98 | Don’t know | 7 |
2.3%
|
| 1 | 24 hours per day | 109 |
36.3%
|
| 2 | 18-24 hours per day | 12 |
4%
|
| 3 | 12-17 hours per day | 26 |
8.7%
|
| 4 | 6-11 hours per day | 34 |
11.3%
|
| 5 | 4-6 hours per day | 33 |
11%
|
| 6 | 2-4 hours per day | 67 |
22.3%
|
| 7 | Less than 1 hour | 12 |
4%
|
| Sysmiss | 1155 |