The American Society of Civil Engineers estimated in 2009 that 36% of America’s major urban highways are congested, costing $78.2 billion each year in wasted time and fuel costs.

美国土木工程师协会2009年估计36%的美国主要城市高速公路是超负荷的，每年在浪费时间和燃料成本上花费782亿美元。

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Romney has not explained how, as president, he can bring objectivity to bear on this tax loophole that is estimated as costing all of us billions of dollars every year.

CNN: Why won't Romney release more tax returns?

The strike, which began on August 18th, is costing the economy an estimated 1 billion rand a day.

ECONOMIST: South Africa's strikes: After the party�� | The

It is estimated that three out of 10 people in the south west are in 'water poverty', with bills costing more than 3% of their income.

BBC: North Devon MP launches online water rates survey