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How many working days in year 2012?
Here is the detail of the calculation:
Because 2012 is a leap year, it has 366 days.
Let's remove 52 saturdays and 53 sundays. It remains 261 days.
Now, let's remove 8 public holidays that do not fall during a weekend and we obtain 253 working days in 2012.
 Here is the list of these 8 public holidays: 
 
 1. New Year's Day (observance) : понеділок, 2 січень, 2012 
2. Good Friday : п'ятниця, 6 квітень, 2012 
3. Easter Monday : понеділок, 9 квітень, 2012 
4. National Patriots' Day : понеділок, 21 травень, 2012 
5. Canada Day (observance) : понеділок, 2 липень, 2012 
6. Labour Day : понеділок, 3 вересень, 2012 
7. Thanksgiving : понеділок, 8 жовтень, 2012 
8. Christmas : вівторок, 25 грудень, 2012 
And here are the 3 public holidays falling on a weekend:
1. New Year's Day : неділя, 1 січень, 2012 
2. National Holiday of Quebec : неділя, 24 червень, 2012 
3. Canada Day : неділя, 1 липень, 2012