Child care costs in some U.S. counties exceed the price of rent, according to the U.S. Department of Labor's National Database of Childcare Prices.Nationwide, families spend between 8.9% and 16% of their median income on full-day child care for one child.The scarcity of affordable child care can negatively impact employee performance and result in $122 billion in lost earnings annually.Companies that provide child care benefits for employees can expect a 425% return on their investment, including higher retention rates.