17. The following data from a restaurant operation show a partially completed comparati income statement analysis for two consecutive years. Determine the missing dollar values ar the missing percentages; show the plus (+) or negative (-) effects. Changes Year 0007 Year 0008 Dollars $23,502 $ +1.110 9,208 -9.438 $ $ - 10,202 +1,420 $3,552 -2.477 $1.149 Sales Revenue Cost of sales revenue Gross Margin Direct costs Contributory Income Indirect costs Operating Income % +2.5% -3.0% LI