For the month of August, XT experienced a ten percent increase in gasoline sales as compared to sales in August the previous year.

八月份，XT 的汽油销售量比去年八月增长了百分之十。

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In the years following an eight-cent increase in the federal tax on a pack of cigarettes, sales of cigarettes fell ten percent.

在联邦政府对每包香烟增加8美分的税收后的几年里，香烟的销量下降了10%。

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The study found a sixty-three percent increase in the number of people treated for rock climbing injuries in American hospitals.

VOA: special.2009.12.09

For every increase of five degrees Celsius in air temperature, the patients had a seven and one-half percent higher risk of migraine.

VOA: special.2009.03.18

Mr.Stevens says a one hundred percent increase in fish farming over ten years is necessary to keep providing for people at the current level.

VOA: special.2011.02.08

In this study, people with anxiety had a 26 percent increase in the risk of heart disease and a 48 percent increase in the risk of dying of heart-related causes.

CNN: Study: Anxiety in youth linked to heart attacks later on

The index, which tracked online conversations from Jan. 1-May 16 in 2011 and 2012, also indicated a 65 percent increase in social chatter about flying and a 13 percent increase in references to driving.

FORBES: IBM's Upbeat Social Sentiment Index for Memorial Day

But at the same time, the drugmaker boosted prices for its meds in the commercial market: a 7.9 percent increase on Truvada, a 7.3 percent increase for Complera and a 6.6 percent increase on Atripla, which raises costs for privately insured and Medicare patients.

FORBES: Gilead Warned By Democrats Over 'Quad' Pricing