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How many working days in year 2137?

Here is the detail of the calculation:

Because 2137 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 11 public holidays that do not fall during a weekend and we obtain 250 working days in 2137.

Here is the list of these 11 public holidays:

1. New Year's Day : вторник, 1 январь, 2137
2. National Day : пятница, 15 март, 2137
3. Good Friday : пятница, 5 апрель, 2137
4. Easter Monday : понедельник, 8 апрель, 2137
5. Labour Day : среда, 1 май, 2137
6. Pentecost Monday : понедельник, 27 май, 2137
7. State Foundation Day : вторник, 20 август, 2137
8. National Day : среда, 23 октябрь, 2137
9. All Saints' Day : пятница, 1 ноябрь, 2137
10. Christmas Day : среда, 25 декабрь, 2137
11. Second Day of Christmas : четверг, 26 декабрь, 2137

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

1. Easter Sunday : воскресенье, 7 апрель, 2137
2. Pentecost Sunday : воскресенье, 26 май, 2137