
| Characteristic | 2012 | 2013 | 2014 | 2015 |
|---|---|---|---|---|
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
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Sources
Release date
January 2016
Region
Worldwide
Survey time period
2012 to 2015
Age group
16 to 64 years
Special properties
internet users
Citation formats









