然而，根据美国疾病控制和预防中心的数据，男性的平均身高（5英尺9英寸）、女性的平均身高（5英尺4英寸）自1960年以来并没有真正改变。
Yet according to the Centers for Disease Control and Prevention, average height-5'9'' for men, 5'4'' for women-hasn't really changed since 1960.
美国平均房价自1990年以来首次下降。
The first year average U.S. home prices had declined since 1990.
数据显示，如果把制造业和服务业归并在一起，那么自1987年以来，生产力平均每年增长1.2%。
The data show that, if you lump manufacturing and services together, productivity has grown on average by 1.2% since 1987.
数据显示，如果把制造业和服务业归并在一起，那么自1987年以来，生产力平均每年增长1.2%。
The data show that, if you lump manufacturing and services together, productivity has grown on average by 1.2% since 1987.
自1840年起，世界平均预期寿命的最高纪录每三个月刷新一次。
Since 1840 the highest average life expectancy in the world has risen by three months every year.
2010年1月下旬，美国航天局戈达德太空研究所宣布，2009年全球平均气温是自1880年以来最高的。
In late January 2010, NASA's Goddard Institute for Space Studies announced that the 2009 average global temperature was among the hottest observed since 1880.
但前提是几乎没有通货膨胀；鉴于当前美国通胀率为3.8%，自1900年以来的平均通胀率是3.1%，投资者购买国债风险就大了。
But that depends on negligible inflation; and given that the current American rate is 3.8% and that the average rate since 1900 has been 3.1%, this is a big risk for investors to take.
自2002年起，金平均价格以每年两位数的百分比上升，除了一年(2005，上涨了8.7%)。
Since 2002 the average annual price of gold has risen by double digits in percentage terms in every year bar one (2005, when it gained 8.7%).
在2002年直接督导下的短程化疗组群中的治疗成功率平均为82%，自2000年以来未改变。
The rate of treatment success in the 2002 DOTS cohort was 82% on average, unchanged since 2000.
其出口量增长幅度从1990年代的平均增长8%下降到自2000年来仅仅年增长1.5%。
Its export volumes have grown by only 1.5% a year since 2000, down from an annual average of 8% in the 1990s.
自1950年以来，2月- 12月的平均表现是上涨7.1%。
The average performance for all February to December periods since 1950 is a 7.1% gain.
平均来说，自11月开始，每月减少76，000个就业机会，相当于每月减少0.06%。
On average, since December, 76, 000 jobs have been lost eachmonth, equivalent to a monthly decline of 0.06%.
自那时起，该公司平均每天开设400个网上商店，并有望在今年年底总数达到10000家。
Since then, the company has opened an average of 400 online stores every month and is hoping to reach 10,000 stores by the end of the year.
一家交易公司CTIA的调查显示，移动电话的平均通话时间自2007年年中开始，就从略超过3分钟下降到1分40秒。
A survey by CTIA, a trade group, shows that the average length of a mobile call has dropped from just over three minutes to one minute and 40 seconds since mid-2007.
自1990年以来，监管者平均每年已向超过120家银行发放许可。
Since 1990 regulators have licensed an average of more than 120 Banks each year.
平均而言，自1980年以来血压出现了下降；体重指数有所上升；血糖水平出现上升。
On average, blood pressure has decreased since 1980; body mass index has increased; and glucose levels have risen.
在新世界中，人们将能维持500种社会关系，而非自电话发明以来的平均125种。
In the new world, people will maintain 500 social relationships, instead of the average of 125 since the invention of the telephone.
索罗斯管理的各个基金一直保持良好的长期收益，自1969年以来平均年回报率约20％。
The Soros funds have been good long-term performers, returning about 20% a year on average since 1969.
平均收入增长率同比下降到1.8%，这是自2001年有记录以来的最低数字。
Growth in average earnings slowed to just 1.8% year-on-year, the lowest number since records began in 2001.
而英国自战后以来，IQ的平均水平上升了27个点。
In Britain, the average IQ has risen by 27 points since the war.
自1980起，美国空气中铅平均浓度已下降了93%，主要缘于逐步停止在汽油中加入铅，环保署称。
National average concentrations of lead in the air have fallen 93% since 1980, largely because of the phaseout of lead in gasoline, the EPA says.
自2007年以来，赎金的平均值已经是以前三倍，海盗捕获的货船也同比增长。
The average ransom has tripled since 2007, as has the number of ships taken.
见红——地图显示，2009年9月，地球陆地表面温度比过去100年9月的平均值更高，成为自1880年有记录以来第二高温的9月。
Seeing red — Maps show most of Earth's land surface was warmer in September 2009 than the 100-year September average. That made this the second warmest September on land since records began in 1880.
该报告显示，自1975年以来，双亲家庭的平均收入增长了23%。
Median wages for two-parent families grew 23% since 1975, according to the study.
美国自1976年以来每年平均处决不到40人。
America has executed on average fewer than 40 people a year since 1976.
美国自1976年以来每年平均处决不到40人。
America has executed on average fewer than 40 people a year since 1976.
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