How many working days in year 1991?
Here is the detail of the calculation:
Because 1991 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 12 public holidays that do not fall during a weekend and we obtain 249 working days in 1991.
Here is the list of these 12 public holidays:
1. 신정 : Tuesday, 1 January, 1991
2. Seollal / Korean New Year Holiday : Thursday, 14 February, 1991
3. Seollal / Korean New Year Holiday : Friday, 15 February, 1991
4. 삼일절 : Friday, 1 March, 1991
5. 어린이날 : Monday, 6 May, 1991
6. 석가탄신일 : Tuesday, 21 May, 1991
7. 현충일 : Thursday, 6 June, 1991
8. 광복절 : Thursday, 15 August, 1991
9. 추석 : Monday, 23 September, 1991
10. 개천절 : Thursday, 3 October, 1991
11. 한글날 : Wednesday, 9 October, 1991
12. 성탄절 : Wednesday, 25 December, 1991
And here are the 4 public holidays falling on a weekend:
1. Seollal / Korean New Year Holiday : Saturday, 16 February, 1991
2. 어린이날 : Sunday, 5 May, 1991
3. 추석 : Saturday, 21 September, 1991
4. 추석 : Sunday, 22 September, 1991