| Value | Category | Cases | |
|---|---|---|---|
| -999999999 | 1 |
0.1%
|
|
| 1 | Separate laboratory | 645 |
77%
|
| 2 | Room that is also used for other activities | 177 |
21.1%
|
| 8 | Others specify ______________________ | 15 |
1.8%
|
| Sysmiss | 240 |