The below answer is correct but I need help figuring out how to solve for it. thank you in advance

Ch11: In early January 2015 , an analyst sees a news release that a company he follows (which reports under US GAAP) will be forced to reduce output from one of its major product lines at its highly specialized ceramics plant in response to a new technology introduced by its major competitor. The table summarizes information and estimates that the analyst has gathered from various sources about the plant and its future prospects. If the above information and estimates prove accurate, the depreciation expense that should be reported for 2015 related to the plant will be closest to: $213 thousand $306 thousand $256 thousand