| Characteristic | Year-on-year change 2019/2020 |
|---|---|
| - | - |
| - | - |
| - | - |
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Source
Release date
May 2021
Region
Worldwide
Survey time period
2021
Supplementary notes
The source states that the data is based on elaboration on official annual reports, official companies press release, secondary market data and interviews with key operators/experts within the sector.
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