Define a period

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How many working days in year 2071?

Here is the detail of the calculation:

Because 2071 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 10 public holidays that do not fall during a weekend and we obtain 251 working days in 2071.

Here is the list of these 10 public holidays:

1. Año Nuevo : Thursday, 1 January, 2071
2. Jueves Santo : Thursday, 16 April, 2071
3. Viernes Santo : Friday, 17 April, 2071
4. Día del Trabajo : Friday, 1 May, 2071
5. Día del Ejército : Monday, 29 June, 2071
6. Día de la Independencia : Tuesday, 15 September, 2071
7. Día de la Revolución : Tuesday, 20 October, 2071
8. Noche Buena : Thursday, 24 December, 2071
9. Navidad : Friday, 25 December, 2071
10. Víspera de Año Nuevo : Thursday, 31 December, 2071

And here are the 2 public holidays falling on a weekend:

1. Sábado Santo : Saturday, 18 April, 2071
2. Día de Todos los Santos : Sunday, 1 November, 2071