| Value | Category | Cases | |
|---|---|---|---|
| 1 | High barrier & gate (>1.8m) | 11712 |
53%
|
| 2 | Low barrier & gate (1-1.8m) | 5486 |
24.8%
|
| 3 | Barrier, no gate | 1166 |
5.3%
|
| 4 | No barrier | 3407 |
15.4%
|
| 5 | Other | 321 |
1.5%
|
| Sysmiss | 1390 |