Roper poll found that one in six Americans hired cleaning help last year, up from one in 10 in 1986.

一项洛普民意调查发现，去年有六分之一的美国雇用清洁服务，较1986年的十分之一比率上升许多。

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A Roper poll found that one in six Americans hired cleaning help last year, up from one in 10 in 1986.

一项洛普民意调查发现，去年有六分之一的美国雇用清洁服务，较1986年的十分之一比率上升许多。

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Note: The Associated Press-GfK Poll was conducted April 11-15, 2013 by GfK Roper Public Affairs and Corporate Communications.

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