Zumiez Comps Climb 1.8% in January February 3, 2010 SGB Executive SGB Update by Thomas J. Ryan Zumiez Inc. reported sales increased 9.2% in the four weeks ended Jan. 30, to $22.1 million from $20.3 million a year ago. Comparable store sales increased 1.8% versus a 14.8% drop in the year ago period.