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How many working days in year 2008?
Here is the detail of the calculation:
Because 2008 is a leap year, it has 366 days.
Let's remove 52 saturdays and 52 sundays. It remains 262 days.
Now, let's remove 9 public holidays that do not fall during a weekend and we obtain 253 working days in 2008.
 Here is the list of these 9 public holidays: 
 
 1. New Year's Day : Tuesday, January 1, 2008 
2. Memorial Day : Monday, May 26, 2008 
3. Juneteenth National Independence Day : Thursday, June 19, 2008 
4. Independence Day : Friday, July 4, 2008 
5. Labor Day : Monday, September 1, 2008 
6. Columbus Day : Monday, October 13, 2008 
7. Veterans Day : Tuesday, November 11, 2008 
8. Thanksgiving : Thursday, November 27, 2008 
9. Christmas : Thursday, December 25, 2008