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How many working days in year 1975?

Here is the detail of the calculation:

Because 1975 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 1975.

Here is the list of these 11 public holidays:

1. Capodanno : среда, 1 январь, 1975
2. Epifania : понедельник, 6 январь, 1975
3. Lunedì di Pasqua : понедельник, 31 март, 1975
4. Anniversario Liberazione : пятница, 25 апрель, 1975
5. Festa del lavoro : четверг, 1 май, 1975
6. Festa della Repubblica Italia : понедельник, 2 июнь, 1975
7. Festa di San Giovanni : вторник, 24 июнь, 1975
8. Ferragosto o Assunzione : пятница, 15 август, 1975
9. Immacolata Concezione : понедельник, 8 декабрь, 1975
10. Santo Natale : четверг, 25 декабрь, 1975
11. Santo Stefano : пятница, 26 декабрь, 1975

And here is the public holiday falling on a weekend:

1. Ognissanti o Tutti i Santi : суббота, 1 ноябрь, 1975