A pedant that hangs out in the dark corner-cases of the web.

Monday, March 23, 2009

Mean Date Measures

  • 365.2425 mean days per Gregorian year
  • 30.436875 mean days per month
  • 52.1775 mean weeks per year
  • 4.348125 mean weeks per month
  • 260.8875 mean weekdays per year
  • 21.740625 mean weekdays per month
  • 250.8875 mean US workdays per year (mean weekdays minus ten federal holidays)
  • 20.90729166 mean US workdays per month

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