Complete the following tables. Comparative (Horizontal) Do not enter dollar signs or commas in the input boxes. Use the negative sign for negative values. Round all answers to 1 decimal place. 2018 2019 Difference % Change Sales revenue $556,000 $488,000 $ % Cost of sales $204,000 $180,000 $ % Gross profit $352,000 $308,000 $ % Operating Expenses Salaries Expense $152,000 $144,000 $ % Cleaning Expense $8,000 $8,500 $ % Rent Expense $81,000 $83,000 $ % Glassware Expense $3,000 $2,600 $ % Total Operating Expenses $244,000 $238,100 $ % Operating Net Income $ 108,000 $69,900 $ % Common Size (Vertical) 2016 2017 2018 2019 Sales revenue $556,000 $488,000 % % Cost of sales $204,000 $180,000 % % Gross profit $352,000 $308,000 % % Operating Expenses Salaries Expense $152,000 $144,000 % % Cleaning Expense $8,000 $8,500 % % Rent Expense $81,000 $83,000 % % Glassware Expense $3,000 $2,600 % % Total Operating Expenses $244,000 $238,100 % % Operating Net Income $ 108,000 $69,900 % %