| Value | Category | Cases | |
|---|---|---|---|
| 1 | I myself | 2190 |
87.2%
|
| 2 | A relative for free | 154 |
6.1%
|
| 3 | A relative for payment | 2 |
0.1%
|
| 4 | A stranger for free | 15 |
0.6%
|
| 5 | A stranger for payment | 63 |
2.5%
|
| 6 | Other | 88 |
3.5%
|
| Sysmiss | 3 |