I think your historic trend data is out of date. The inflation-adjusted median wealth crossed the 2007 bar sometime between 2019 and 2022.
See the "CPI-Adjusted to 2022" column https://dqydj.com/net-worth-by-year/
See the "CPI-Adjusted to 2022" column https://dqydj.com/net-worth-by-year/
I guess the stimulus checks and stock market movements during the pandemic brought the median and average closer together for a year? Regardless it didn't hold, it's back below 2007's level again today by any measure.