| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every night | 407 |
78.1%
|
| 2 | Most nights | 42 |
8.1%
|
| 3 | A few nights each week | 26 |
5%
|
| 4 | A few nights each month | 28 |
5.4%
|
| 5 | Less than a few nights each month | 15 |
2.9%
|
| 6 | Never | 3 |
0.6%
|
| 88 | Don't know | 0 |
0%
|
| 99 | No response | 0 |
0%
|
| Sysmiss | 1501 |