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How many working days in year 2011?

Here is the detail of the calculation:

Because 2011 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 2011.

Here is the list of these 9 public holidays:

1. Sexta-Feira Santa : пятница, 22 апрель, 2011
2. Dia da Liberdade : понедельник, 25 апрель, 2011
3. Dia de Portugal : пятница, 10 июнь, 2011
4. Corpo de Deus : четверг, 23 июнь, 2011
5. Assunção de Nossa Senhora : понедельник, 15 август, 2011
6. Implantação da República : среда, 5 октябрь, 2011
7. Todos os Santos : вторник, 1 ноябрь, 2011
8. Restauração da Independência : четверг, 1 декабрь, 2011
9. Dia da Imaculada Conceição : четверг, 8 декабрь, 2011

And here are the 4 public holidays falling on a weekend:

1. Solenidade da Santa Mãe de Deus : суббота, 1 январь, 2011
2. Páscoa : воскресенье, 24 апрель, 2011
3. Dia do Trabalhador : воскресенье, 1 май, 2011
4. Natal : воскресенье, 25 декабрь, 2011