| Date | Bid | Offer |
|---|---|---|
| Apr 29 2011 | R$ 1.8181 | R$ 1.8195 |
| Apr 28 2011 | R$ 1.8150 | R$ 1.8163 |
| Apr 27 2011 | R$ 1.7933 | R$ 1.7947 |
| Apr 26 2011 | R$ 1.7836 | R$ 1.7858 |
| Apr 25 2011 | R$ 1.7836 | R$ 1.7851 |
| Apr 20 2011 | R$ 1.7678 | R$ 1.7689 |
| Apr 19 2011 | R$ 1.7548 | R$ 1.7558 |
| Apr 18 2011 | R$ 1.7730 | R$ 1.7743 |
| Apr 15 2011 | R$ 1.7651 | R$ 1.7662 |
| Apr 14 2011 | R$ 1.7747 | R$ 1.7760 |
| Apr 13 2011 | R$ 1.7694 | R$ 1.7707 |
| Apr 12 2011 | R$ 1.7685 | R$ 1.7698 |
| Apr 11 2011 | R$ 1.7421 | R$ 1.7433 |
| Apr 08 2011 | R$ 1.7320 | R$ 1.7332 |
| Apr 07 2011 | R$ 1.7383 | R$ 1.7395 |
| Apr 06 2011 | R$ 1.7513 | R$ 1.7525 |
| Apr 05 2011 | R$ 1.7373 | R$ 1.7386 |
| Apr 04 2011 | R$ 1.7434 | R$ 1.7446 |
| Apr 01 2011 | R$ 1.7519 | R$ 1.7532 |
Source: Brazilian Central Bank
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