| Date | Bid | Offer |
|---|---|---|
| Jan 31 2013 | R$ 0.3616 | R$ 0.3617 |
| Jan 30 2013 | R$ 0.3613 | R$ 0.3614 |
| Jan 29 2013 | R$ 0.3598 | R$ 0.3599 |
| Jan 28 2013 | R$ 0.3653 | R$ 0.3654 |
| Jan 25 2013 | R$ 0.3661 | R$ 0.3662 |
| Jan 24 2013 | R$ 0.3637 | R$ 0.3638 |
| Jan 23 2013 | R$ 0.3643 | R$ 0.3644 |
| Jan 22 2013 | R$ 0.3651 | R$ 0.3652 |
| Jan 21 2013 | R$ 0.3641 | R$ 0.3642 |
| Jan 18 2013 | R$ 0.3648 | R$ 0.3649 |
| Jan 17 2013 | R$ 0.3649 | R$ 0.3650 |
| Jan 16 2013 | R$ 0.3629 | R$ 0.3630 |
| Jan 15 2013 | R$ 0.3639 | R$ 0.3640 |
| Jan 14 2013 | R$ 0.3637 | R$ 0.3639 |
| Jan 11 2013 | R$ 0.3636 | R$ 0.3637 |
| Jan 10 2013 | R$ 0.3597 | R$ 0.3598 |
| Jan 09 2013 | R$ 0.3569 | R$ 0.3571 |
| Jan 08 2013 | R$ 0.3557 | R$ 0.3558 |
| Jan 07 2013 | R$ 0.3554 | R$ 0.3555 |
| Jan 04 2013 | R$ 0.3575 | R$ 0.3576 |
| Jan 03 2013 | R$ 0.3593 | R$ 0.3594 |
| Jan 02 2013 | R$ 0.3627 | R$ 0.3628 |
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