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How many working days in year 1956?

Here is the detail of the calculation:

Because 1956 is a leap year, it has 366 days.

Let's remove 52 saturdays and 53 sundays. It remains 261 days.

Now, let's remove 8 public holidays that do not fall during a weekend and we obtain 253 working days in 1956.

Here is the list of these 8 public holidays:

1. Sexta-Feira Santa : пятница, 30 март, 1956
2. Dia da Liberdade : среда, 25 апрель, 1956
3. Dia do Trabalhador : вторник, 1 май, 1956
4. Corpo de Deus : четверг, 31 май, 1956
5. Assunção de Nossa Senhora : среда, 15 август, 1956
6. Implantação da República : пятница, 5 октябрь, 1956
7. Todos os Santos : четверг, 1 ноябрь, 1956
8. Natal : вторник, 25 декабрь, 1956

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

1. Solenidade da Santa Mãe de Deus : воскресенье, 1 январь, 1956
2. Páscoa : воскресенье, 1 апрель, 1956
3. Dia de Portugal : воскресенье, 10 июнь, 1956
4. Restauração da Independência : суббота, 1 декабрь, 1956
5. Dia da Imaculada Conceição : суббота, 8 декабрь, 1956