
| Characteristic | Percentage of respondents |
|---|---|
| - | - |
| - | - |
| - | - |
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Source
Release date
May 2011
Region
Worldwide
Survey time period
2011
Number of respondents
6,500 respondents
Method of interview
Online survey
Supplementary notes
* United States, Great Britain, Australia, Brazil, Germany, Italy and Spain.
The source does not specify the survey period.
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