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How many working days in year 2080?

Here is the detail of the calculation:

Because 2080 is a leap year, it has 366 days.

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

Now, let's remove 11 public holidays that do not fall during a weekend and we obtain 251 working days in 2080.

Here is the list of these 11 public holidays:

1. New Year's Day : понедельник, 1 январь, 2080
2. National Day : пятница, 15 март, 2080
3. Good Friday : пятница, 5 апрель, 2080
4. Easter Monday : понедельник, 8 апрель, 2080
5. Labour Day : среда, 1 май, 2080
6. Pentecost Monday : понедельник, 27 май, 2080
7. State Foundation Day : вторник, 20 август, 2080
8. National Day : среда, 23 октябрь, 2080
9. All Saints' Day : пятница, 1 ноябрь, 2080
10. Christmas Day : среда, 25 декабрь, 2080
11. Second Day of Christmas : четверг, 26 декабрь, 2080

And here are the 2 public holidays falling on a weekend:

1. Easter Sunday : воскресенье, 7 апрель, 2080
2. Pentecost Sunday : воскресенье, 26 май, 2080