| Value | Category | Cases | |
|---|---|---|---|
| 1 | privatised | 424 |
84.3%
|
| 2 | inherited | 62 |
12.3%
|
| 3 | purchased | 11 |
2.2%
|
| 4 | cleared | 1 |
0.2%
|
| 5 | other | 5 |
1%
|
| Sysmiss | 1279 |