| Date | Bid | Offer |
|---|---|---|
| Sep 28 2012 | R$ 2.1086 | R$ 2.1094 |
| Sep 27 2012 | R$ 2.1198 | R$ 2.1207 |
| Sep 26 2012 | R$ 2.1065 | R$ 2.1073 |
| Sep 25 2012 | R$ 2.1142 | R$ 2.1150 |
| Sep 24 2012 | R$ 2.1106 | R$ 2.1114 |
| Sep 21 2012 | R$ 2.1182 | R$ 2.1189 |
| Sep 20 2012 | R$ 2.1088 | R$ 2.1096 |
| Sep 19 2012 | R$ 2.1201 | R$ 2.1209 |
| Sep 18 2012 | R$ 2.1168 | R$ 2.1176 |
| Sep 17 2012 | R$ 2.1299 | R$ 2.1307 |
| Sep 14 2012 | R$ 2.1258 | R$ 2.1267 |
| Sep 13 2012 | R$ 2.1156 | R$ 2.1163 |
| Sep 12 2012 | R$ 2.1111 | R$ 2.1121 |
| Sep 11 2012 | R$ 2.1080 | R$ 2.1088 |
| Sep 10 2012 | R$ 2.0968 | R$ 2.0976 |
| Sep 06 2012 | R$ 2.0958 | R$ 2.0966 |
| Sep 05 2012 | R$ 2.0773 | R$ 2.0780 |
| Sep 04 2012 | R$ 2.0853 | R$ 2.0861 |
| Sep 03 2012 | R$ 2.0817 | R$ 2.0827 |
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.
Data available from Dec 05 1984 until Feb 27 2026