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How many working days in year 2005?

Here is the detail of the calculation:

Because 2005 is not a leap year, it has 365 days.

Let's remove 53 saturdays and 52 sundays. It remains 260 days.

Now, let's remove 5 public holidays that do not fall during a weekend and we obtain 255 working days in 2005.

Here is the list of these 5 public holidays:

1. Good Friday : пятница, 25 март, 2005
2. Easter Monday : понедельник, 28 март, 2005
3. Liberation Day : четверг, 5 май, 2005
4. Pentecost Monday : понедельник, 16 май, 2005
5. Boxing Day : понедельник, 26 декабрь, 2005

And here are the 5 public holidays falling on a weekend:

1. New Year's Day : суббота, 1 январь, 2005
2. Easter Sunday : воскресенье, 27 март, 2005
3. Queen's Day : суббота, 30 апрель, 2005
4. Pentecost Sunday : воскресенье, 15 май, 2005
5. Christmas Day : воскресенье, 25 декабрь, 2005