Define a period

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How many working days in year 2015?

Here is the detail of the calculation:

Because 2015 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 14 public holidays that do not fall during a weekend and we obtain 247 working days in 2015.

Here is the list of these 14 public holidays:

1. Año Nuevo : Thursday, 1 January, 2015
2. Lunes de Carnaval : Monday, 16 February, 2015
3. Martes de Carnaval : Tuesday, 17 February, 2015
4. Jueves Santo : Thursday, 2 April, 2015
5. Viernes Santo : Friday, 3 April, 2015
6. Día Internacional de los Trabajadores : Friday, 1 May, 2015
7. Celebración de la constitución de un primer gobierno dentro del proceso de independencia nacional iniciado en la Revolución de Mayo. : Monday, 25 May, 2015
8. Batalla de Carabobo : Wednesday, 24 June, 2015
9. Día de San Pedro y San Pablo : Monday, 29 June, 2015
10. Natalicio del libertador Simón Bolívar : Friday, 24 July, 2015
11. Día de la Resistencia Indígena : Monday, 12 October, 2015
12. Nochebuena : Thursday, 24 December, 2015
13. Navidad : Friday, 25 December, 2015
14. Nochevieja : Thursday, 31 December, 2015

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

1. Declaración de la Independencia : Sunday, 19 April, 2015
2. Conmemora de la Declaración de independencia nacional de Venezuela (5 de julio de 1811) : Sunday, 5 July, 2015