At the end 2021 there were more job openings than unemployed workers
It looks like the need for workers has continued to increase as of December 2021. People wanting to quit, layoffs and discharges have declined drastically since then. The amount of unemployed workers could fill all the openings and there would still be over 4 million jobs available.
See "At the end 2021 there were more job openings than unemployed workers", Jeff Cox, CNBC, February 2, 2022