Preliminary data indicate that German specialty retailers raised their sales by more than 7 percent in 2010 to about €7.3 billion, according to BDSE, the German shoe retailers' federation. According to a market research company in Cologne, IfH, specialty shoe retailers instead booked an increase of 5 percent in 2010, after increases of 14 percent in November and December. Including sporting goods retailers and other retail channels, the total turnover in the shoe sector reached an estimated €12.1 billion.