In 2019, it is estimated that 979,100 Americans were living with Parkinson's Disease. That year, there were 41,200 new cases in men, and 18,860 new cases in women. If the population of men was 161.48 million and the population of women was 168.08 million, what was the incidence of Parkinson's Disease in women in the U.S. in 2019? Answer in units of [per 100,000 per year]with 1 digit after the decimal.