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How many working days in year 1999?

Here is the detail of the calculation:

Because 1999 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 6 public holidays that do not fall during a weekend and we obtain 255 working days in 1999.

Here is the list of these 6 public holidays:

1. Capodanno : пятница, 1 январь, 1999
2. Epifania : среда, 6 январь, 1999
3. Lunedì di Pasqua : понедельник, 5 апрель, 1999
4. Festa della Repubblica Italia : среда, 2 июнь, 1999
5. Ognissanti o Tutti i Santi : понедельник, 1 ноябрь, 1999
6. Immacolata Concezione : среда, 8 декабрь, 1999

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

1. Anniversario Liberazione : воскресенье, 25 апрель, 1999
2. Festa del lavoro : суббота, 1 май, 1999
3. Ferragosto o Assunzione : воскресенье, 15 август, 1999
4. Santo Natale : суббота, 25 декабрь, 1999
5. Santo Stefano : воскресенье, 26 декабрь, 1999