⁵ https://www.golfdigest.com/story/records-rarities-the-unlikely

⁶ https://www.cnbc.com/2020/01/08/attention-taxpayers-irs-audits-have-fallen-significantly.html

⁷https://www.ssa.gov/news/press/factsheets/basicfact-alt.pdf

⁸ https://www.cdc.gov/nchs/data/databriefs/db351-h.pdf