| 中国人民银行美元兑人民币汇率 | ||
| 日期 | 现汇买入价 | 外管局中间价 |
| 2018-5-2 | 632.41 | 633.93 |
| 2018-5-3 | 635.7 | 636.7 |
| 2018-5-4 | 633.91 | 637.32 |
| 2018-5-7 | 634.5 | 635.21 |
| 2018-5-8 | 635.35 | 636.74 |
| 2018-5-9 | 635.65 | 636.74 |
| 2018-5-10 | 635.27 | 637.68 |
| 2018-5-11 | 632.81 | 637.68 |
| 2018-5-14 | 631.91 | 633.45 |
| 2018-5-15 | 633.01 | 633.45 |
| 2018-5-16 | 636.1 | 634.86 |
| 2018-5-17 | 634.6 | 636.79 |
| 2018-5-18 | 635.65 | 636.79 |
| 2018-5-21 | 636.4 | 637.63 |
| 2018-5-22 | 636.1 | 637.99 |
| 2018-5-23 | 635.3 | 637.99 |
| 2018-5-24 | 637.3 | 637.73 |
| 2018-5-25 | 638 | 638.16 |
| 2018-5-28 | 637.73 | 639.62 |
(关键字：人民币 汇率)