| Value | Category | Cases | |
|---|---|---|---|
| 1 | On your back | 169 |
97.7%
|
| 2 | On hands and knees | 1 |
0.6%
|
| 3 | Squatting | 1 |
0.6%
|
| 8 | Other | 1 |
0.6%
|
| 9 | No response | 1 |
0.6%
|
| Sysmiss | 45 |