Define a period

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How many working days in year 2055?

Here is the detail of the calculation:

Because 2055 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 7 public holidays that do not fall during a weekend and we obtain 254 working days in 2055.

Here is the list of these 7 public holidays:

1. Første nyttårsdag : Friday, 1 January, 2055
2. Skjærtorsdag : Thursday, 15 April, 2055
3. Langfredag : Friday, 16 April, 2055
4. Andre påskedag : Monday, 19 April, 2055
5. Grunnlovsdagen : Monday, 17 May, 2055
6. Kristi Himmelfartsdag : Thursday, 27 May, 2055
7. Andre pinsedag : Monday, 7 June, 2055

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

1. Første påskedag : Sunday, 18 April, 2055
2. Første mai : Saturday, 1 May, 2055
3. Første pinsedag : Sunday, 6 June, 2055
4. Første Juledag : Saturday, 25 December, 2055
5. Andre Juledag : Sunday, 26 December, 2055