| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do this activity using a computer | 537 |
5.7%
|
| 2 | I do this activity using a cellphone | 4858 |
51.4%
|
| 3 | I don’t do this activity at all | 3117 |
33%
|
| 4 | I do this activity using both computer and cellphone | 936 |
9.9%
|
| Sysmiss | 15660 |