| Value | Category | Cases | |
|---|---|---|---|
| 1 | Computer | 39 |
37.1%
|
| 2 | Smart devices | 61 |
58.1%
|
| 3 | Internet | 0 |
0%
|
| 4 | Online tool | 1 |
1%
|
| 5 | Others Specify | 4 |
3.8%
|
| Sysmiss | 6331 |