Define a period

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How many working days in year 1950?

Here is the detail of the calculation:

Because 1950 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 17 public holidays that do not fall during a weekend and we obtain 243 working days in 1950.

Here is the list of these 17 public holidays:

1. Día de los Reyes Magos : Monday, 9 January, 1950
2. Día de San José : Monday, 20 March, 1950
3. Jueves Santo : Thursday, 6 April, 1950
4. Viernes Santo : Friday, 7 April, 1950
5. Primero de Mayo : Monday, 1 May, 1950
6. La Ascensión del Señor : Monday, 22 May, 1950
7. Corpus Christi : Monday, 12 June, 1950
8. El Sagrado Corazón de Jesús : Monday, 19 June, 1950
9. San Pedro y San Pablo : Monday, 3 July, 1950
10. Grito de Independencia : Thursday, 20 July, 1950
11. Batalla de Boyaca : Monday, 7 August, 1950
12. La Asunción de la Virgen : Monday, 21 August, 1950
13. Día de la Raza : Monday, 16 October, 1950
14. Día de Todos los Santos : Monday, 6 November, 1950
15. Independencia de Cartagena : Monday, 13 November, 1950
16. Día de la Inmaculada Concepción : Friday, 8 December, 1950
17. Navidad : Monday, 25 December, 1950

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

1. Año Nuevo : Sunday, 1 January, 1950
2. Domingo de Pascua : Sunday, 9 April, 1950