Define a period

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How many working days in year 2014?

Here is the detail of the calculation:

Because 2014 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 13 public holidays that do not fall during a weekend and we obtain 248 working days in 2014.

Here is the list of these 13 public holidays:

1. New Year's Day : Wednesday, 1 January, 2014
2. Seollal / Korean New Year Holiday : Thursday, 30 January, 2014
3. Seollal / Korean New Year Holiday : Friday, 31 January, 2014
4. Independence Movement Day : Monday, 3 March, 2014
5. Children's Day : Monday, 5 May, 2014
6. Buddha's Birthday : Tuesday, 6 May, 2014
7. Memorial Day : Friday, 6 June, 2014
8. Liberation Day : Friday, 15 August, 2014
9. Chuseok / Midautumn Festival : Monday, 8 September, 2014
10. Chuseok / Midautumn Festival : Tuesday, 9 September, 2014
11. National Foundation Day : Friday, 3 October, 2014
12. Hangeul Day : Thursday, 9 October, 2014
13. Christmas Day : Thursday, 25 December, 2014

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

1. Seollal / Korean New Year Holiday : Saturday, 1 February, 2014
2. Independence Movement Day : Saturday, 1 March, 2014
3. Chuseok / Midautumn Festival : Sunday, 7 September, 2014