| Value | Category | Cases | |
|---|---|---|---|
| 0 | not measured | 71 |
2.1%
|
| 1 | lying | 744 |
22%
|
| 2 | standing | 2530 |
74.7%
|
| 9 | 41 |
1.2%
|
|
| 11 | .Z | 12281 |