Define a period

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How many working days in year 2020?

Here is the detail of the calculation:

Because 2020 is a leap year, it has 366 days.

Let's remove 52 saturdays and 52 sundays. It remains 262 days.

Now, let's remove 8 public holidays that do not fall during a weekend and we obtain 254 working days in 2020.

Here is the list of these 8 public holidays:

1. New Year's Day : Wednesday, 1 January, 2020
2. Good Friday : Friday, 10 April, 2020
3. Easter Monday : Monday, 13 April, 2020
4. Labour Day : Friday, 1 May, 2020
5. Pentecost Monday : Monday, 1 June, 2020
6. State Foundation Day : Thursday, 20 August, 2020
7. National Day : Friday, 23 October, 2020
8. Christmas Day : Friday, 25 December, 2020

And here are the 5 public holidays falling on a weekend:

1. National Day : Sunday, 15 March, 2020
2. Easter Sunday : Sunday, 12 April, 2020
3. Pentecost Sunday : Sunday, 31 May, 2020
4. All Saints' Day : Sunday, 1 November, 2020
5. Second Day of Christmas : Saturday, 26 December, 2020