| Date | Bid | Offer |
|---|---|---|
| Jun 30 2022 | R$ 3.6164 | R$ 3.6179 |
| Jun 29 2022 | R$ 3.5988 | R$ 3.6002 |
| Jun 28 2022 | R$ 3.6072 | R$ 3.6103 |
| Jun 27 2022 | R$ 3.6227 | R$ 3.6242 |
| Jun 24 2022 | R$ 3.6347 | R$ 3.6356 |
| Jun 23 2022 | R$ 3.5719 | R$ 3.5728 |
| Jun 22 2022 | R$ 3.5697 | R$ 3.5711 |
| Jun 21 2022 | R$ 3.5880 | R$ 3.5890 |
| Jun 20 2022 | R$ 3.6036 | R$ 3.6045 |
| Jun 17 2022 | R$ 3.5515 | R$ 3.5524 |
| Jun 15 2022 | R$ 3.5498 | R$ 3.5507 |
| Jun 14 2022 | R$ 3.5249 | R$ 3.5279 |
| Jun 13 2022 | R$ 3.5433 | R$ 3.5442 |
| Jun 10 2022 | R$ 3.5140 | R$ 3.5154 |
| Jun 09 2022 | R$ 3.4844 | R$ 3.4858 |
| Jun 08 2022 | R$ 3.5155 | R$ 3.5169 |
| Jun 07 2022 | R$ 3.5264 | R$ 3.5273 |
| Jun 06 2022 | R$ 3.4464 | R$ 3.4473 |
| Jun 03 2022 | R$ 3.4558 | R$ 3.4571 |
| Jun 02 2022 | R$ 3.4717 | R$ 3.4727 |
| Jun 01 2022 | R$ 3.4200 | R$ 3.4214 |
Source: Brazilian Central Bank
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Ptax is the main reference rate for the US Dollar in Brazil. It's published daily by the Brazilian Central Bank based on the quotes received from the major foreign exchange dealers in the Brazilian market. It's released by 1 PM (GMT-3) every business day.