| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 45 |
57.7%
|
| 2 | Radio | 4 |
5.1%
|
| 3 | Television | 0 |
0%
|
| 4 | Computer | 1 |
1.3%
|
| 5 | Others | 28 |
35.9%
|
| Sysmiss | 15395 |