| Date | Bid | Offer |
|---|---|---|
| Nov 30 2012 | R$ 2.2720 | R$ 2.2729 |
| Nov 29 2012 | R$ 2.2663 | R$ 2.2671 |
| Nov 28 2012 | R$ 2.2408 | R$ 2.2416 |
| Nov 27 2012 | R$ 2.2293 | R$ 2.2302 |
| Nov 26 2012 | R$ 2.2373 | R$ 2.2380 |
| Nov 23 2012 | R$ 2.2542 | R$ 2.2550 |
| Nov 22 2012 | R$ 2.2344 | R$ 2.2351 |
| Nov 21 2012 | R$ 2.2275 | R$ 2.2283 |
| Nov 20 2012 | R$ 2.2126 | R$ 2.2137 |
| Nov 19 2012 | R$ 2.2015 | R$ 2.2022 |
| Nov 16 2012 | R$ 2.1888 | R$ 2.1897 |
| Nov 14 2012 | R$ 2.1815 | R$ 2.1825 |
| Nov 13 2012 | R$ 2.1726 | R$ 2.1733 |
| Nov 12 2012 | R$ 2.1595 | R$ 2.1604 |
| Nov 09 2012 | R$ 2.1623 | R$ 2.1630 |
| Nov 08 2012 | R$ 2.1516 | R$ 2.1524 |
| Nov 07 2012 | R$ 2.1484 | R$ 2.1493 |
| Nov 06 2012 | R$ 2.1565 | R$ 2.1573 |
| Nov 05 2012 | R$ 2.1553 | R$ 2.1562 |
| Nov 01 2012 | R$ 2.1816 | R$ 2.1824 |
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.
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Data available from Dec 05 1984 until Feb 27 2026