| Characteristic | Q1 | Q2 | Q3 | Q4 |
|---|---|---|---|---|
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
| - | - | - | - | - |
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Source
Release date
September 2011
Region
Worldwide
Survey time period
Q1 2006 to Q2 2011
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