Houston Symphony’s 87 musicians will get a 2.85 percent annual salary raise, according to the new four-year contract, which will bring their annual salary from $86,840 today to $97,240 during the 2017-18 season. « We’re the 14th highest-paid orchestra, » said Mark Hanson, executive director and CEO of the orchestra in America’s fourth-largest city. « That’s an improvement from No. 16 several years ago. »