| Value | Category |
|---|---|
| 1 | In the heart of the city densely populated |
| 2 | Along the banks of a canal or river |
| 3 | In the railway reservations |
| 4 | Near a Bridge |
| 5 | Marshy land |
| 6 | Along the beach |
| 7 | Land designated by government |
| 8 | Sqatter government property |
| 9 | Private property |
| 10 | In an Estate |
| 11 | Other |
| 45 | |
| 46 | |
| 56 | |
| Sysmiss |