On January 2, 2018, DK Associates Ltd. purchased branding equipment at a cost of $63,000. Before placing the equipment in service, the company spent $2,200 for delvery, $4,000 to customize the equipment, and $800 for installation. Management estimates that the equipment will remain in service for six years and have a residual value of $16,000. The equipment can be expected to brand 18,000 pieces in each of the first four years and 14,000 pieces in each of the next two years. In trying to decide which depreciation method to use, DK Assoicate requests a depreciation schedule for each method (straight-line, units-of-production, and double-diminishing-balance)