Women were paid about 84% of what men were in 2020, and this gap has remained relatively steady for the past 15 years, according to a May 2021 survey by the Pew Research Center. Pew notes that women would have had to work an extra 42 days to earn what men did in 2020, based on this estimate.
https://www.usnews.com/news/best-states/slideshows/states-with-the-most-equal-pay-by-gender