Refer to M13-1 . Perform the calculations needed for vertical analyses. Round percentages to one decimal place. 2013 % change2012 % change Amounts AmountsNet Sales $100000.00 $75000.00 Cost of Goods Sold$58000.00 $45000.00 Gross Profit $42000.00 $30000.00 Selling General and Administrative Expenses$9000.00 $4500.00 Income from Operations$33000.00 $25500.00Interest Expense$3000.00 $3750.00Income before Income Tax$30000.00 $21750.00 Income Tax Expense$9000.00 $6525.00 Net Income $21000.00 $15225.00