Selected data (in thousands) from the income statement of Uli Inc. are shown below. Using vertical analysis, calculate the percentage of the base amount for each year. (Round answers to 1 decimal place, e.g. 5.2%.)

	2018				2017
	Amount		Percentage		Amount		Percentage
Net sales	$1,919		%		$2,090		%
Cost of goods sold	1,613		%		1,681		%
Gross profit	306		%		409		%
Operating expenses	216		%		211		%
Income before income tax	90		%		198		%
Income tax expense	18		%		40		%
Profit	$72		%		$158		%