| 1. | As interest rates rose, the value of the underlying bond fell.
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| 2. | Each XTB reflects the maturity date and coupon payment of its respective underlying bond.
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| 3. | The volatility of the underlying bond futures fell to an annual rate of 7.95 percent.
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| 4. | The volatility of the underlying bond futures rose to an annual rate of 7.95 percent.
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| 5. | The volatility of the underlying bond futures rose to an annual rate of 8.51 percent.
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| 6. | The volatility of the underlying bond futures rose to an annual rate of 9.74 percent.
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| 7. | The volatility of the underlying bond futures rose to an annual rate of 9.55 percent.
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| 8. | The volatility of the underlying bond futures fell to an annual rate of 8.91 percent.
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| 9. | The volatility of the underlying bond futures rose to an annual rate of 9 . 74 percent.
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| 10. | The volatility of the underlying bond futures rose to an annual rate of 7 . 95 percent.
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