这是经济学人杂志住房价格指数里最大的跌幅（如图所示）。
That is the biggest decline in The Economist’s house-price index (see chart).
根据标准普尔/凯斯-席勒住房价格指数，自去年至今年一月，大部分城市的房价都呈下跌态势。
House values in most cities fell in the year to January, according to the S&P/Case-Shiller index of prices.
注2：住房价格数据是根据该图已被推断和期限调整从长远shiller住房价格指数。
Note 2: the housing price data on which the chart was based has been extrapolated and adjusted from the long term Shiller Home price Index.
此次住房价格指数调查中仅有二手单体别墅被包括其中，这是经济学家认为的最可信赖的住房价值数据。
Only previously owned, single-family homes are included in the Case-Shiller survey, which economists consider the most reliable indicator of home values.
在对于20个城市的住房价格指数调查中，拉斯维加斯年度下跌最多，在去年一年中价值下跌28.6%。
Of the 20 cities surveyed in the Case-Shiller index, las Vegas had the worst annual decline, with values dropping 28.6 percent in the last year.
跟踪20个城市的住房价格而形成的标准普尔住房价格指数在五月份略微回升，这也是34个月以来第一次房价上升。
The S&P/Case-Shiller index, which tracks home prices in 20 cities, ticked up slightly in May, its first gain in 34 months.
标准普尔住房价格指数对美国20个城市的房产价格测量结果较七月份下降了0.2%，但是较上12个月而言仅上涨了1.7%。
Its measure of prices in 20 cities declined by 0.2% compared with July, and was up by only 1.7% over the previous 12 months.
不过Case -Shiller住房价格指数的创始人之一、教授凯斯(Karl“Chip”Case)和其他人的研究显示，长期来看，房产每年增值的幅度要高过通胀几个百分点。
But studies by Professor Karl 'Chip' Case (of Case-Shiller), and others, suggest that over the long-term housing has tended to beat inflation by a couple of percentage points a year.
不过Case -Shiller住房价格指数的创始人之一、教授凯斯(Karl“Chip”Case)和其他人的研究显示，长期来看，房产每年增值的幅度要高过通胀几个百分点。
But studies by Professor Karl 'Chip' Case (of Case-Shiller), and others, suggest that over the long-term housing has tended to beat inflation by a couple of percentage points a year.
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