Between 2003 and 2007, average income worldwide grew at a faster rate (3.1 percent) than in any previous period in recorded human history.

从2003年到2007年，全世界平均收入的增长水平(3.1%)比有记录以来人类历史任何时期都要高。

youdao

The average unemployment rate for college graduates - who buy 56.1 per cent of new cars - was 4.3 per cent during the same period.

而同期购买了56.1%的新车的具有大学学历的人口的平均失业率是4.3%。

youdao

I had been working there for three years, and during that period our sales increased by an average rate of 50% per year.

我在那里工作了三年。那时我们的销售额增加率为每年50%。

youdao

We expect the natural gas production volume to follow an increasing trend, crossing 1300 mcf by the end of the Trefis forecast period, an average annual growth rate of around 5%.

FORBES: Chesapeake Good For $38 But Faces Big Fracking Headaches

The answers to the survey question, expressed as an average for the period, are shown in the chart, plotted against the corresponding average rate of unemployment.

ECONOMIST: Working man’s burden | The

Since inception, unique user count went from 3, 086 in June to 8, 737 in December, which represents a period growth rate of 183% or average monthly growth rate of 30.5%.

FORBES: Bitcoin Casinos Release 2012 Earnings