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| Company | Unit | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | 2027 |
| Apple Inc. | % | 25.8 | 21.4 | 20.1 | 16.3 | 11.5 | |||||||||
| Badger Meter | % | ... | ... | 5.54 | 4.49 | 5.43 | 4.40 | 6.75 | ... | ||||||
| Broadcom | % | ... | ... | 28.2 | 29.0 | 30.6 | 27.4 | 28.4 | ... | ... | |||||
| CalAmp | % | ... | ... | ... | ... | ... | ... | ... | 9.05 | ... | ... | ||||
| Digi International | % | ... | ... | ... | ... | ... | ... | ... | 4.67 | ... | ... | ||||
| Hubbell | % | ... | ... | 3.77 | 5.18 | 6.90 | 3.78 | 3.86 | ... | ||||||
| Itron | % | ... | ... | ... | ... | ... | ... | ... | -2.04 | ||||||
| PTC | % | ... | ... | ... | ... | ... | ... | ... | 4.18 | ... | |||||
| Sensata Technologies | % | ... | ... | ... | 8.95 | 9.49 | 11.8 | 7.06 | 7.66 | ... | |||||
| Sierra Wireless | % | ... | ... | ... | ... | ... | ... | ... | 3.57 | ... | ... |
Helgi Library 
