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How many working days in year 2004?

Here is the detail of the calculation:

Because 2004 is a leap year, it has 366 days.

Let's remove 52 saturdays and 52 sundays. It remains 262 days.

Now, let's remove 10 public holidays that do not fall during a weekend and we obtain 252 working days in 2004.

Here is the list of these 10 public holidays:

1. New Year's Day : четверг, 1 январь, 2004
2. Seollal / Korean New Year Holiday : среда, 21 январь, 2004
3. Seollal / Korean New Year Holiday : четверг, 22 январь, 2004
4. Seollal / Korean New Year Holiday : пятница, 23 январь, 2004
5. Independence Movement Day : понедельник, 1 март, 2004
6. Children's Day : среда, 5 май, 2004
7. Buddha's Birthday : среда, 26 май, 2004
8. Chuseok / Midautumn Festival : понедельник, 27 сентябрь, 2004
9. Chuseok / Midautumn Festival : вторник, 28 сентябрь, 2004
10. Chuseok / Midautumn Festival : среда, 29 сентябрь, 2004

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

1. Memorial Day : воскресенье, 6 июнь, 2004
2. Liberation Day : воскресенье, 15 август, 2004
3. National Foundation Day : воскресенье, 3 октябрь, 2004
4. Hangeul Day : суббота, 9 октябрь, 2004
5. Christmas Day : суббота, 25 декабрь, 2004