From the BLS: Job Openings and Labor Turnover Summary
The number of job openings was little changed at 7.2 million on the last business day of July, the U.S. Bureau of Labor Statistics reported today. Over the month, hires edged up to 6.0 million and separations increased to 5.8 million. Within separations, the quits rate and the layoffs and discharges rate were little changed at 2.4 percent and 1.2 percent, respectively. …
The number of quits edged up to a series high in July of 3.6 million (+130,000). The quits rate was 2.4 percent. The quits level edged up for total private (+127,000) and was little changed for government. Quits increased in health care and social assistance (+54,000) and in federal government (+3,000).
The following graph shows job openings (yellow line), hires (dark blue), Layoff, Discharges and other (red column), and Quits (light blue column) from the JOLTS.
This series started in December 2000.
Note: The difference between JOLTS hires and separations is similar to the CES (payroll survey) net jobs headline numbers. This report is for July, the most recent employment report was for August.