Using the following comparative financial statements of Microsoft Corporation for the years 2020, 2021, and 2022, answer the questions below:

	2020	2021	2022
Revenue	$143,015	$168,088	$192,557
Cost of Revenue	$46,078	$52,232	$57,651
Gross Profit	$96,937	$115,856	$134,906
Operating Expenses	$35,056	$43,076	$47,800
Operating Income	$61,881	$72,780	$87,106
Net Income	$44,281	$61,271	$72,731

	2020	2021	2022
Total Assets	$301,311	$333,779	$364,840
Total Liabilities	$183,007	$191,791	$198,528
Shareholders' Equity	$118,304	$141,988	$166,312

Requirements:

1. Calculate the operating profit margin for each year.
2. Determine the net profit margin for each year.
3. Calculate the return on assets (ROA) for each year.
4. Compute the return on equity (ROE) for each year.
5. Discuss the overall financial health and performance of Microsoft Corporation over these years.