Common-size and trend percents for Rustynail Company's sales, cost of goods sold, and expenses follow. Sales Cost of goods sold Total expenses Common-Size Percents 2018 2017 2016 100.0% 100.0% 100.0% 63.5 61.3 56.4 14.3 13.8 14.1 Trend Percents 2018 2017 2016 104.51 103.3 100.00 117.7 112.3 100.0 106.1 101.1 100.0 1. Determine the net income for the following years. 2. Did the net income increase, decrease, or remain unchanged in this three-year period? Complete this question by entering your answers in the tabs below. Required 1 Required 2 Determine the net income for the following years. (Enter all amounts as positive values.) 2018 2017 $ Sales Cost of Goods Sold Total Expenses Net Income 2016 100,000 56,400 14,100 29,500 $ Required Required 2 Required 1 Required 2 Did the net income increase, decrease, or remain unchanged in this three-year period? Did the net income increase, decrease, or remain unchanged in this three-year period?