| Characteristic | Aug '12 | Aug '13 |
|---|---|---|
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
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Release date
December 2013
Region
Worldwide
Survey time period
August 2012 and August 2013
Age group
13 years and older
Special properties
three-month average
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