| Characteristic | USA | Europe | Asia | Other |
|---|---|---|---|---|
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
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Source
Release date
May 2013
Region
Worldwide
Survey time period
2002 to 2012
Supplementary notes
*The figures are based on estimates by TheCityUK.
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