Loneliness score among U.S. adults in 2018, by generation

The source adds the following information: Gen Z (adults ages 18-22), Millennials (adults ages 23-37), Gen X (adults ages 38-51), Boomers (adults ages 52-71), and Greatest Generation (adults ages 72+)
The formula behind the index involves deriving a score for each respondent based on their answers to a series of twenty statements and from there calculating a total mean score for everyone who completed the survey to obtain a national score. The index stipulates that the higher the score, the lonelier people are. Possible loneliness scores range from 20 to 80, with the total average national loneliness score in America reaching 44.