| Value | Category | Cases | |
|---|---|---|---|
| 1 | Only for sale | 13 |
0.6%
|
| 2 | Mainly for sale | 186 |
9.1%
|
| 3 | Mainly for family use | 933 |
45.7%
|
| 4 | Only for family use | 833 |
40.8%
|
| 97 | Don't know | 77 |
3.8%
|
| Sysmiss | 60443 |