HHS, Administration for Children and Families, Office of Head Start, Interim final rule with comment period: Vaccine and Mask Requirements To Mitigate the Spread of COVID-19 in Head Start Programs, 86 Fed. Reg. 68052 (Nov. 30, 2021) (Ex. SEC-15-008)
U.S. Bureau of Labor Statistics, Current Employment Statistics, CES series CES6562440001, All employees, thousands, child day care services (NAICS 6244), seasonally adjusted, 2019-2022 (Jan. 1, 2022) (Ex. SEC-15-009)
