| Value | Category | Cases | |
|---|---|---|---|
| 1 | Computer | 24 |
42.9%
|
| 2 | Smart devices | 28 |
50%
|
| 3 | Internet | 1 |
1.8%
|
| 4 | Online tool | 0 |
0%
|
| 5 | Others Specify | 3 |
5.4%
|
| Sysmiss | 6380 |