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How many working days in year 2017?

Here is the detail of the calculation:

Because 2017 is not a leap year, it has 365 days.

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

Now, let's remove 11 public holidays that do not fall during a weekend and we obtain 249 working days in 2017.

Here is the list of these 11 public holidays:

1. Seollal / Korean New Year Holiday : пятница, 27 январь, 2017
2. Independence Movement Day : среда, 1 март, 2017
3. Buddha's Birthday : среда, 3 май, 2017
4. Children's Day : пятница, 5 май, 2017
5. Memorial Day : вторник, 6 июнь, 2017
6. Liberation Day : вторник, 15 август, 2017
7. Chuseok / Midautumn Festival : вторник, 3 октябрь, 2017
8. Chuseok / Midautumn Festival : среда, 4 октябрь, 2017
9. Chuseok / Midautumn Festival : четверг, 5 октябрь, 2017
10. Hangeul Day : понедельник, 9 октябрь, 2017
11. Christmas Day : понедельник, 25 декабрь, 2017

And here are the 3 public holidays falling on a weekend:

1. New Year's Day : воскресенье, 1 январь, 2017
2. Seollal / Korean New Year Holiday : суббота, 28 январь, 2017
3. Seollal / Korean New Year Holiday : воскресенье, 29 январь, 2017