| Date | Bid | Offer |
|---|---|---|
| Jul 31 2007 | R$ 3.8163 | R$ 3.8188 |
| Jul 30 2007 | R$ 3.8079 | R$ 3.8101 |
| Jul 27 2007 | R$ 3.8642 | R$ 3.8664 |
| Jul 26 2007 | R$ 3.9052 | R$ 3.9078 |
| Jul 25 2007 | R$ 3.8242 | R$ 3.8263 |
| Jul 24 2007 | R$ 3.8190 | R$ 3.8215 |
| Jul 23 2007 | R$ 3.7948 | R$ 3.7967 |
| Jul 20 2007 | R$ 3.8215 | R$ 3.8241 |
| Jul 19 2007 | R$ 3.7949 | R$ 3.7971 |
| Jul 18 2007 | R$ 3.8188 | R$ 3.8208 |
| Jul 17 2007 | R$ 3.8082 | R$ 3.8102 |
| Jul 16 2007 | R$ 3.7970 | R$ 3.7991 |
| Jul 13 2007 | R$ 3.7976 | R$ 3.7998 |
| Jul 12 2007 | R$ 3.8056 | R$ 3.8082 |
| Jul 11 2007 | R$ 3.8424 | R$ 3.8448 |
| Jul 10 2007 | R$ 3.8382 | R$ 3.8404 |
| Jul 09 2007 | R$ 3.8247 | R$ 3.8273 |
| Jul 06 2007 | R$ 3.8250 | R$ 3.8275 |
| Jul 05 2007 | R$ 3.8520 | R$ 3.8546 |
| Jul 04 2007 | R$ 3.8497 | R$ 3.8519 |
| Jul 03 2007 | R$ 3.8564 | R$ 3.8586 |
| Jul 02 2007 | R$ 3.8652 | R$ 3.8674 |
Source: Brazilian Central Bank
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