Fatto generale: 158 is the number of international goals scored by Mia Hamm for the USA women's team, an all-time record for either sex in soccer.
Fatto matematico: 158 is the number of digits in the decimal expansion of 100!, or the product of all the natural numbers up to and including 100.
Trivia: 158 is the number of verses of the national anthem of Greece.
Data storica: June 6th is the day in 1932 that the Revenue Act of 1932 is enacted, creating the first gas tax in the United States, at a rate of 1 cent per US gallon (1/4 ¢/L) sold.