| 2016/03 | 2017/03 | 2018/03 | 2019/03 | 2020/03 | 2021/03 | 2022/03 | 2023/03 | 2024/03 | 2025/03 | |
| Depreciation | 6.4 | 6.5 | 6.7 | 6.7 | 7.1 | 6.9 | 6.9 | 7.6 | 8.3 | 7.8 |
| R&D Expenses | 11.2 | 9.8 | 10.6 | 10.1 | 10.1 | 10.0 | 10.5 | 11.4 | 12.9 | 12.8 |
| Ratio of Depreciation to net sales | 3.5% | 3.7% | 3.8% | 4.0% | 4.4% | 5.8% | 4.6% | 4.3% | 4.6% | 4.3% |
| Ratio of R&D Expenses to net sales | 6.2% | 5.6% | 6.1% | 6.1% | 6.3% | 8.4% | 7.0% | 6.5% | 7.1% | 7.2% |