Intensity of Internet use DELETED dfdfd
Classification structure
| Code | Title |
|---|---|
| 5.1 | Less than 5 hours per week |
| 5.2 | Between 5 and 9 hours per week |
| 5.3 | Between 10 and 19 hours per week |
| 5.4 | Between 20 and 29 hours per week |
| 5.5 | Between 30 and 39 hours per week |
| 5.6 | 40 hours or more per week |
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