| Value | Category | Cases | |
|---|---|---|---|
| 1 | A government organization | 0 |
0%
|
| 2 | A social organization | 0 |
0%
|
| 3 | A private service | 0 |
0%
|
| 4 | Family connections | 6 |
42.9%
|
| 5 | Mass media | 4 |
28.6%
|
| 6 | Yourself | 4 |
28.6%
|
| 7 | Other methods | 0 |
0%
|
| Sysmiss | 20354 |