| 日期 | 塔皮斯 | 米纳斯 | 辛塔 | 杜里 |
| (轻质油) | (中质油I) | (中质油II) | (重质油) | |
| 2018-3-20 | 67.95 | 61.82 | 60.12 | 59.72 |
| 2018-3-19 | 67.27 | 61.13 | 59.43 | 59.03 |
| 2018-3-16 | 66.51 | 60.46 | 58.76 | 58.36 |
| 2018-3-15 | 66.28 | 60.22 | 58.52 | 58.12 |
| 2018-3-14 | 65.96 | 59.94 | 58.24 | 57.8 |
| 2018-3-13 | 66.18 | 60.24 | 58.54 | 58.14 |
| 2018-3-12 | 66.43 | 60.53 | 58.83 | 58.43 |
| 2018-3-9 | 65.06 | 59.06 | 57.36 | 56.96 |
| 2018-3-8 | 65.91 | 59.71 | 58.01 | 57.61 |
| 2018-3-7 | 66.65 | 60.46 | 58.76 | 58.36 |
| 2018-3-6 | 66.98 | 60.72 | 59.02 | 58.62 |
| 2018-3-5 | 66.46 | 60.22 | 58.52 | 58.12 |
| 2018-3-2 | 65.45 | 59.15 | 57.45 | 57.05 |
| 2018-3-1 | 66.48 | 60.19 | 58.49 | 58.09 |
| 2018-2-28 | 67.94 | 61.72 | 60.02 | 59.62 |
| 2018-2-27 | 68.76 | 62.67 | 60.97 | 60.57 |
| 2018-2-26 | 68.68 | 62.72 | 61.02 | 60.62 |
| 本月平均价(美元/桶) | 66.76 | 60.64 | 58.94 | 58.54 |
| 至今推算基准价(元/吨) | 3412.06 | 2920.16 | 2805.83 | 2579.09 |
| 前期调价期(美元/桶) | 68.11 | 61.77 | 60.07 | 59.77 |
| 前期基准油价(元/吨) | 3480.99 | 2974.57 | 2859.61 | 2633.04 |
| 较前期涨幅(元/吨) | -68.93 | -54.40 | -53.78 | -53.95 |
| 较前期变化率(%) | -1.98% | -1.83% | -1.88% | -2.05% |
(关键字：原油 基准价格)