Between 2002 and 2006, the rate of illicit drug use remained relatively steady, fluctuating from a low of 7.9 percent to a high of 8.3 percent.

在02年至06年期间，非法药物的使用率保持着相对的稳定，波动于7.9%到8.3%之间。

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And the fluctuating foreign exchange rate also poses a huge risk, economists say.

经济学家们说，变动的外汇汇率同样形成了巨大的风险。

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We discover they have a relationship between the exchange rate fluctuation and the fluctuating price of real estate.

通过二者的共性和特性的分析，发现汇率波动与房地产价格波动是有一定关联性的。

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The move toward full convertibility would almost certainly mean that Beijing would allow the renminbi to float, as it would be unlikely for it to maintain a fixed rate in a world of fluctuating currencies.

FORBES: China Says Yuan Will Be Fully Convertible Soon