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How many working days in year 1983?

Here is the detail of the calculation:

Because 1983 is not a leap year, it has 365 days.

Let's remove 53 saturdays and 52 sundays. It remains 260 days.

Now, let's remove 9 public holidays that do not fall during a weekend and we obtain 251 working days in 1983.

Here is the list of these 9 public holidays:

1. Epiphany : четверг, 6 январь, 1983
2. Clean Monday : понедельник, 21 март, 1983
3. Independence Day : пятница, 25 март, 1983
4. Good Friday : пятница, 6 май, 1983
5. Easter Monday : понедельник, 9 май, 1983
6. Pentecost Monday : понедельник, 27 июнь, 1983
7. Assumption : понедельник, 15 август, 1983
8. Ochi Day : пятница, 28 октябрь, 1983
9. Glorifying Mother of God : понедельник, 26 декабрь, 1983

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

1. New Year's Day : суббота, 1 январь, 1983
2. Labour Day : воскресенье, 1 май, 1983
3. Orthodox Easter : воскресенье, 8 май, 1983
4. Pentecost : воскресенье, 26 июнь, 1983
5. Christmas : воскресенье, 25 декабрь, 1983