Assistant: Hello! I handle your requests in natural language, such as:
“Analyze the period from November 1, 2025, to April 25, 2028.”
or
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or
“Next Thursday at 2:12 PM + 124 working hours”
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“I won't be working first week of next may (going to Greece)”
Assistant:
I understand all languages.
How many working days in year 1991?
Here is the detail of the calculation:
Because 1991 is not a leap year, it has 365 days.
Let's remove 52 saturdays and 52 sundays. It remains 261 days.
Now, let's remove 13 public holidays that do not fall during a weekend and we obtain 248 working days in 1991.
Here is the list of these 13 public holidays:
1. New Year's Day : tuesday, january 1, 1991
2. Martin Luther King Day : monday, january 21, 1991
3. Lincoln's Birthday : tuesday, february 12, 1991
4. Washington's Birthday : monday, february 18, 1991
5. Good Friday : friday, march 29, 1991
6. Memorial Day : monday, may 27, 1991
7. Juneteenth National Independence Day : wednesday, june 19, 1991
8. Independence Day : thursday, july 4, 1991
9. Labor Day : monday, september 2, 1991
10. Columbus Day : monday, october 14, 1991
11. Veterans Day : monday, november 11, 1991
12. Thanksgiving : thursday, november 28, 1991
13. Christmas : wednesday, december 25, 1991
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