
| Characteristic | 2017 | 2018 | 2019 | 2020 | 2021 |
|---|---|---|---|---|---|
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
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Sources
Release date
June 2021
Region
Worldwide
Survey time period
2021
Special properties
engineers, managers, superintendents and foremen in manufacturing industries
Supplementary notes
The source did not provide survey details for 2020 and 2021
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