| 年份 | 短期贷款比例 | 1年期银行贷款利率 | 中长期贷款比例 | 5年期银行贷款利率 | 债务资本成本 |
| 2014 | 100.00% | 5.60% | 0.00% | 6% | 5.60% |
| 2015 | 100.00% | 4.35% | 0.00% | 4.75% | 4.35% |
| 2016 | 15.41% | 4.35% | 84.59% | 4.75% | 4.69% |
| 2017 | 4.70% | 4.35% | 95.30% | 4.75% | 4.73% |
| 2018 | 6.58% | 4.35% | 93.42% | 4.75% | 4.72% |
| 2019 | 4.87% | 4.35% | 95.13% | 4.75% | 4.73% |
| 2020 | 2.87% | 4.35% | 97.13% | 4.75% | 4.74% |
| 2021 | 6.77% | 4.35% | 93.23% | 4.75% | 4.72% |
| 2022 | 2.88% | 4.35% | 97.12% | 4.75% | 4.74% |