Define a period

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How many working days in year 2016?

Here is the detail of the calculation:

Because 2016 is a leap year, it has 366 days.

Let's remove 53 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 2016.

Here is the list of these 8 public holidays:

1. Nyårsdagen : Friday, 1 January, 2016
2. Trettondedag jul : Wednesday, 6 January, 2016
3. Långfredagen : Friday, 25 March, 2016
4. Annandag påsk : Monday, 28 March, 2016
5. Kristi himmelsfärdsdag : Thursday, 5 May, 2016
6. Nationaldagen : Monday, 6 June, 2016
7. Midsommarafton : Friday, 24 June, 2016
8. Annandag jul : Monday, 26 December, 2016

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

1. Påskdagen : Sunday, 27 March, 2016
2. Första maj : Sunday, 1 May, 2016
3. Pingstdagen : Sunday, 15 May, 2016
4. Midsommardagen : Saturday, 25 June, 2016
5. Alla helgons dag : Saturday, 5 November, 2016
6. Julafton : Saturday, 24 December, 2016
7. Juldagen : Sunday, 25 December, 2016
8. Nyårsafton : Saturday, 31 December, 2016