| Value | Category | Cases | |
|---|---|---|---|
| 1 | Privatised | 4889 |
80.4%
|
| 2 | Inherited | 1036 |
17%
|
| 3 | Purchased | 119 |
2%
|
| 4 | Cleared | 3 |
0%
|
| 5 | Other | 35 |
0.6%
|