| Characteristic | Asia | Europe | North America | Global |
|---|---|---|---|---|
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
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Sources
Release date
November 2017
Region
Worldwide
Survey time period
2017
Number of respondents
1,876 respondents
Supplementary notes
The survey did not provide the survey method or age of respondents.
Percentage points less than 100 percent are probably due to rounding.
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