| Characteristic | Time in thousand hours |
|---|---|
| - | - |
| - | - |
| - | - |
| - | - |
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Sources
Release date
February 2019
Region
Worldwide
Survey time period
February 7, 2016; February 5, 2017; February 4, 2018; February 2, 2019
Special properties
figures are estimates
Supplementary notes
* Figures were calculated internally based on percentage increase provided by the source.
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