Ian Walker The average price increase of a U.K. house being put up for sale in May is higher for the month than that over the past ten years, despite uncertainty over cost-of-living pressures resulting from the war in the Middle East. The average price for the month was up 1.2% at 378,304 pounds ($511,769) compared with a typical average of 1% for the month over the past ten years, property website Rightmove said Monday.