| Value | Category | Cases | |
|---|---|---|---|
| 1 | privatised | 325 |
88.1%
|
| 2 | inherited | 37 |
10%
|
| 3 | purchased | 5 |
1.4%
|
| 4 | cleared | 0 |
0%
|
| 5 | other | 2 |
0.5%
|
| Sysmiss | 1413 |