Ballpark — July 16, 2026
Answers to that day's 5 daily estimation questions.
Total gold medals won by Michael Phelps
23 medals
He has 28 total Olympic medals in total.
Countries that have won the FIFA World Cup
8 countries
Brazil, Germany, Italy, Argentina, France, Uruguay, England, Spain.
Average lifespan of a digital file (hard drive)
5 years
Hardware failure is inevitable over time.
Total aircraft in the US commercial fleet
6,000 aircraft
Operated by major and regional carriers.
Tigers remaining in the wild
5,500 tigers
Numbers have slightly rebounded from a low of 3,200.