People's Clinic purchased a special machine for use in its laboratory on January 2,2016 . The machine cost \(\$ 100,000\) and was expected to last 10 years. Its salvage value was estimated to be \(\$ 6,000\). By early 2018 , it was evident that the machine will be useful for a total of only seven years. The salvage value after seven years was estimated to be \(\$ 7,500\). People's Clinic uses straight-line depreciation. Compute the proper depreciation expense on the machine for 2018.