SHAMROCK CORPORATIONComparative Condensed Income StatementsFor the Years Ended December $3120202019$Net sales$$622\mathrm{.}200$$$510,000$Cost of goods sold$444,000400,000$Gross profit$178,200110\mathrm{.}000$Operating expenses$55,20040,000$Net income$$123,000$$$70,000($a$)$Prepare a horizontal analysis of the income statement data for Shamrock Corporation using $2019$ as a base. $($Round percentages to $1$ decimal place, e$.$g$.12\mathrm{.}1\%.)$Net salesCost of goods soldGross profitOperating expensesNet income$2020$$$622\mathrm{.}200444,000178,20055,200$$$123,000$SHAMROCK CORPORATIONCondensed Income StatementsFor the Years Ended December $31$Increase or $($Decrease$)$ During $20192019$$$510,000400,000110,00040,000$AmountPercentage$$$70,000$