In 2013, Houston commercial property valuations increased an average of 53 percent. In its central business district, increases were high as 70 percent. These double-digit increases continued in 2014, with an 18 percent average valuation increase for commercial real estate. In some areas, Houston property taxes increased more than 100 percent in just two years. And in 2014, Houston Building Owners and Managers Association (BOMA) members represented in excess of $30 billion in real estate assets that will pay an estimated ad valorem taxes of well over $650 million. This represents an 80 percent increase in building valuations in just five years, compared to 2010.