| Value | Category | Cases | |
|---|---|---|---|
| 1 | Computer | 2 |
3.6%
|
| 2 | Smart devices | 48 |
87.3%
|
| 3 | Internet | 2 |
3.6%
|
| 4 | Online tool | 0 |
0%
|
| 5 | Others Specify | 3 |
5.5%
|
| Sysmiss | 6381 |