Define a period

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How many working days in year 2021?

Here is the detail of the calculation:

Because 2021 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 8 public holidays that do not fall during a weekend and we obtain 253 working days in 2021.

Here is the list of these 8 public holidays:

1. Nyårsdagen : Friday, 1 January, 2021
2. Trettondedag jul : Wednesday, 6 January, 2021
3. Långfredagen : Friday, 2 April, 2021
4. Annandag påsk : Monday, 5 April, 2021
5. Kristi himmelsfärdsdag : Thursday, 13 May, 2021
6. Midsommarafton : Friday, 25 June, 2021
7. Julafton : Friday, 24 December, 2021
8. Nyårsafton : Friday, 31 December, 2021

And here are the 8 public holidays falling on a weekend:

1. Påskdagen : Sunday, 4 April, 2021
2. Första maj : Saturday, 1 May, 2021
3. Pingstdagen : Sunday, 23 May, 2021
4. Nationaldagen : Sunday, 6 June, 2021
5. Midsommardagen : Saturday, 26 June, 2021
6. Alla helgons dag : Saturday, 6 November, 2021
7. Juldagen : Saturday, 25 December, 2021
8. Annandag jul : Sunday, 26 December, 2021