Define a period

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How many working days in year 2051?

Here is the detail of the calculation:

Because 2051 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 9 public holidays that do not fall during a weekend and we obtain 251 working days in 2051.

Here is the list of these 9 public holidays:

1. Lunes de Carnaval : Monday, 13 February, 2051
2. Martes de Carnaval : Tuesday, 14 February, 2051
3. Viernes Santo : Friday, 31 March, 2051
4. Día del Trabajo : Monday, 1 May, 2051
5. Batalla de Pichincha : Friday, 26 May, 2051
6. Primer Grito de la Independencia : Friday, 11 August, 2051
7. Independencia de Guayaquil : Monday, 9 October, 2051
8. Día de los Difuntos : Friday, 3 November, 2051
9. Navidad : Monday, 25 December, 2051

And here is the public holiday falling on a weekend:

1. Año Nuevo : Sunday, 1 January, 2051