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How many working days in year 2013?

Here is the detail of the calculation:

Because 2013 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 11 public holidays that do not fall during a weekend and we obtain 250 working days in 2013.

Here is the list of these 11 public holidays:

1. New Year's Day : вторник, 1 январь, 2013
2. National day (observance) : понедельник, 4 март, 2013
3. Labour Day : среда, 1 май, 2013
4. Orthodox Easter Friday : пятница, 3 май, 2013
5. Orthodox Easter Monday : понедельник, 6 май, 2013
6. Culture and Literacy Day : пятница, 24 май, 2013
7. Unification Day : пятница, 6 сентябрь, 2013
8. Independence Day (observance) : понедельник, 23 сентябрь, 2013
9. Christmas Eve : вторник, 24 декабрь, 2013
10. Christmas Day : среда, 25 декабрь, 2013
11. Boxing day : четверг, 26 декабрь, 2013

And here are the 4 public holidays falling on a weekend:

1. National day : воскресенье, 3 март, 2013
2. Orthodox Easter Saturday : суббота, 4 май, 2013
3. Orthodox Easter Sunday : воскресенье, 5 май, 2013
4. Independence Day : воскресенье, 22 сентябрь, 2013