This month’s index looks at turnover among the Forbes 400, 401k allocations, healthcare spend skews, bubbles, house sizes, cash flow per hospital bed, hospital returns on capital, the popularity of health and financial search terms, and more.

Percentage of listees or heirs from the 1982 Forbes 400 list to be bumped off by 2014: 71%.

Percentage of Vanguard 401k accounts invested solely in one target-date fund as of 2007: 8%

2018: 52%

2023 Vanguard estimate: 8 in 10

Ratio of mean to median in 401k balances as published by Vanguard: 4.4x

The ratio of mean to median in healthcare claims (based on CMS’s continuance tables for those with employer coverage): 3.9x

Price-to-sales of Beyond Meat at its recent market peak: 115x

Price-to-sales ratio of Tyson’s: 0.74x

Percentage decrease from 1973 to 2017 in the size of the average American household: 15.6

Percentage increase in the square footage of living space per person over that same period: 88

HCA’s 2018 free cash flow per equivalent admission (inpatient plus outpatient): $1,591

2014: $1,266

Average cash return on capital (free cash flow to assets minus excess cash minus non-interest bearing liabilities) 2014-2018: 8%

Average return on equity of regulated utilities in the US: 10%+

The current popularity* of financial literacy based on google trends: 100

2004: 24

The popularity of health literacy for 2019 and 2004: 21, 23

Percentage of adults in the US who are healthcare literate: 12

“*Interest over time: numbers represent search interest relative to the highest point on the chart for the given region and time. A value of 100 is the peak popularity for the term. A value of 50 means that the term is half as popular. A score of 0 means there was not enough data for this term.”