| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. TV/Radio | 0 |
0%
|
| 2 | 2. Neighbor | 0 |
0%
|
| 3 | 3. Service Provider | 2 |
50%
|
| 4 | 4. Research Center | 0 |
0%
|
| 5 | 5. Extention Services | 2 |
50%
|
| 6 | 6. Other Sources | 0 |
0%
|
| Sysmiss | 3460 |