| Date | Bid | Offer |
|---|---|---|
| Jul 31 1997 | R$ 1.0826 | R$ 1.0834 |
| Jul 30 1997 | R$ 1.0826 | R$ 1.0834 |
| Jul 29 1997 | R$ 1.0825 | R$ 1.0833 |
| Jul 28 1997 | R$ 1.0819 | R$ 1.0827 |
| Jul 25 1997 | R$ 1.0816 | R$ 1.0824 |
| Jul 24 1997 | R$ 1.0814 | R$ 1.0822 |
| Jul 23 1997 | R$ 1.0815 | R$ 1.0823 |
| Jul 22 1997 | R$ 1.0809 | R$ 1.0817 |
| Jul 21 1997 | R$ 1.0807 | R$ 1.0815 |
| Jul 18 1997 | R$ 1.0808 | R$ 1.0816 |
| Jul 17 1997 | R$ 1.0804 | R$ 1.0812 |
| Jul 16 1997 | R$ 1.0803 | R$ 1.0811 |
| Jul 15 1997 | R$ 1.0800 | R$ 1.0808 |
| Jul 14 1997 | R$ 1.0798 | R$ 1.0806 |
| Jul 11 1997 | R$ 1.0795 | R$ 1.0803 |
| Jul 10 1997 | R$ 1.0789 | R$ 1.0797 |
| Jul 09 1997 | R$ 1.0788 | R$ 1.0796 |
| Jul 08 1997 | R$ 1.0782 | R$ 1.0790 |
| Jul 07 1997 | R$ 1.0773 | R$ 1.0781 |
| Jul 04 1997 | R$ 1.0771 | R$ 1.0779 |
| Jul 03 1997 | R$ 1.0770 | R$ 1.0778 |
| Jul 02 1997 | R$ 1.0765 | R$ 1.0773 |
| Jul 01 1997 | R$ 1.0763 | R$ 1.0771 |
Source: Brazilian Central Bank
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