How many working days in year 1989?
Here is the detail of the calculation:
Because 1989 is not a leap year, it has 365 days.
Let's remove 52 saturdays and 53 sundays. It remains 260 days.
Now, let's remove 11 public holidays that do not fall during a weekend and we obtain 249 working days in 1989.
Here is the list of these 11 public holidays:
1. Terça-feira de Carnaval : вторник, 7 февраль, 1989
2. Sexta Feira Santa ou Paixão de Cristo : пятница, 24 март, 1989
3. Tiradentes : пятница, 21 апрель, 1989
4. Dia do Trabalho : понедельник, 1 май, 1989
5. Corpus Christi : четверг, 25 май, 1989
6. Independência do Brasil : четверг, 7 сентябрь, 1989
7. Nossa Senhora Aparecida : четверг, 12 октябрь, 1989
8. Finados : четверг, 2 ноябрь, 1989
9. Proclamação da República Brasileira : среда, 15 ноябрь, 1989
10. Morte de Zumbi dos Palmares : понедельник, 20 ноябрь, 1989
11. Natal : понедельник, 25 декабрь, 1989
And here are the 3 public holidays falling on a weekend:
1. Confraternização Universal : воскресенье, 1 январь, 1989
2. São João : суббота, 24 июнь, 1989
3. Emancipação política : суббота, 16 сентябрь, 1989