yihui yihui yihui
    yihui

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    • High: 6.571
    • Open: 6.550
    • Highest this month: 6.921
    • Highest this week: 6.855
    • Low: 6.547
    • Closed: 6.548
    • Lowest this month: 6.507
    • Lowest this week: 6.507
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