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| Company | Unit | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | 2027 |
| HELLA Group | % | ... | ... | 23.1 | 23.9 | ... | ... | ... | ... | ... | ... | ... | ... | ||||||
| Kontron | % | 19.6 | 21.8 | 21.8 | 23.7 | 24.3 |
Helgi Library 
