Refer to the income statements of Intel Corporation for the years ended December 31, 2022, and 2021.

Intel Corporation	2022	2021
Sales	$79,024	$77,867
Cost of Goods Sold	$32,999	$30,896
Gross Profit	$46,025	$46,971
Operating Expenses	$18,567	$17,435
Net Income	$22,907	$22,374

Requirements:

1. Calculate the gross profit margin for each year.
2. Calculate the operating profit margin for each year.
3. Compute the net profit margin for each year.
4. Discuss the profitability trends of Intel Corporation over the two-year period.