| Characteristic | US | UK | China | Rest of world |
|---|---|---|---|---|
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
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Sources
Release date
March 2017
Region
Worldwide
Survey time period
2006 to 2016
Supplementary notes
Results for China include Mainland China, Hong Kong, Taiwan and Macao.
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