| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do this activity using a computer | 703 |
8.6%
|
| 2 | I do this activity using a cellphone | 2117 |
25.8%
|
| 3 | I don’t do this activity at all | 4714 |
57.5%
|
| 4 | I do this activity using both computer and cellphone | 669 |
8.2%
|
| Sysmiss | 16957 |