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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 10 public holidays that do not fall during a weekend and we obtain 251 working days in 2015.

Here is the list of these 10 public holidays:

1. New Year's Day : четверг, 1 январь, 2015
2. National Sovereignty and Children's Day : четверг, 23 апрель, 2015
3. Labour and Solidarity Day : пятница, 1 май, 2015
4. Commemoration of Atatürk, Youth and Sports Day : вторник, 19 май, 2015
5. Ramadan Feast (Eid al-Fitr) : пятница, 17 июль, 2015
6. Sacrifice Feast (Eid al-Adha) : среда, 23 сентябрь, 2015
7. Sacrifice Feast (Eid al-Adha) : четверг, 24 сентябрь, 2015
8. Sacrifice Feast (Eid al-Adha) : пятница, 25 сентябрь, 2015
9. Republic Day Eve : среда, 28 октябрь, 2015
10. Republic Day : четверг, 29 октябрь, 2015

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

1. Ramadan Feast (Eid al-Fitr) : суббота, 18 июль, 2015
2. Ramadan Feast (Eid al-Fitr) : воскресенье, 19 июль, 2015
3. Victory Day : воскресенье, 30 август, 2015
4. Sacrifice Feast (Eid al-Adha) : суббота, 26 сентябрь, 2015