| Characteristic | Low estimate | High estimate |
|---|---|---|
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
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Source
In cooperation with
McKinsey & Company
Release date
July 2015
Region
Worldwide
Survey time period
2015
Supplementary notes
Adjusted to 2015 dollars.
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