Year-to-date sales for the Metal Treating Institute (MTI) through September 2012 amounted to $802.7 million, a gain of 10.3% from 2011 when sales for January-September totaled $727.8 million. All nine MTI districts reported higher sales in 2012 through September compared to 2011. Canada experienced the biggest jump, 24.4%, followed by the Southwest district (Arkansas, Colorado, Louisiana, Oklahoma, Texas and Utah) at 15.2%. The South Central District (western Pennsylvania, Ohio, Indiana and Kentucky) was third at 13.3%. MTI sales in the month of September declined slightly from September 2011 sales.