| 指标 | 2018 | 2019 | 2020 | 2021 | 2022 |
| 存货(亿美元) | 13.92 | 16.49 | 15.83 | 13.31 | 17.42 |
| 存货周转率(次) | - | 45.78 | 40.46 | 46.27 | 53.84 |
| 存货周转天数(天) | - | 7.86 | 8.9 | 7.78 | 6.69 |