When looking at these three liquidity ratios, what do they tell you about Apple as a company throughout the years?

	2020	2019	2018
Current ratio = Total current AssetsTotal current Liabilities	= 1.36	1.54	1.13
Quick Ratio = Cash + Short-term investments + ReceivablesCurrent Liabilities	= 1.02	1.17	0.77
Cash conversion cycle = (Days sales outstanding) + (Days of inventory on hand) (Number of days of payables)	(8.77 + 28.89) 95.05 = -60.40	-73.45	-79.34