| 年份 | 综合技术效率 | 纯技术效率 | 规模效率 | 规模收益 |
| 2016 | 0.954 | 1.0 | 0.954 | drs |
| 2017 | 1.0 | 1.0 | 1.0 | — |
| 2018 | 1.0 | 1.0 | 1.0 | — |
| 2019 | 1.0 | 1.0 | 1.0 | — |
| 2020 | 1.0 | 1.0 | 1.0 | — |
| 2021 | 1.0 | 1.0 | 1.0 | — |