 This is House Call for Health. Childcare costs rising at nearly twice the rate of inflation over the past two decades. A report by audit firm KPMG shows childcare costs increased by 293% between 1990 through this April. At the same time, the consumer price index rose by 133%. Researchers say the data shows millennials are in the thick of the affordability crisis. Women with younger children have a lower labor force participation rate compared to others in the study.