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How many working days in year 2015?

Here is the detail of the calculation:

Because 2015 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 9 public holidays that do not fall during a weekend and we obtain 252 working days in 2015.

Here is the list of these 9 public holidays:

1. New Year's Day : четверг, 1 январь, 2015
2. Family Day : понедельник, 16 февраль, 2015
3. Good Friday : пятница, 3 апрель, 2015
4. Victoria Day : понедельник, 18 май, 2015
5. Canada Day : среда, 1 июль, 2015
6. Labour Day : понедельник, 7 сентябрь, 2015
7. Thanksgiving : понедельник, 12 октябрь, 2015
8. Christmas : пятница, 25 декабрь, 2015
9. Boxing Day (observance) : понедельник, 28 декабрь, 2015

And here is the public holiday falling on a weekend:

1. Boxing Day : суббота, 26 декабрь, 2015