Define a period

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How many working days in year 2072?

Here is the detail of the calculation:

Because 2072 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 2072.

Here is the list of these 8 public holidays:

1. Første nyttårsdag : Friday, 1 January, 2072
2. Skjærtorsdag : Thursday, 7 April, 2072
3. Langfredag : Friday, 8 April, 2072
4. Andre påskedag : Monday, 11 April, 2072
5. Grunnlovsdagen : Tuesday, 17 May, 2072
6. Kristi Himmelfartsdag : Thursday, 19 May, 2072
7. Andre pinsedag : Monday, 30 May, 2072
8. Andre Juledag : Monday, 26 December, 2072

And here are the 4 public holidays falling on a weekend:

1. Første påskedag : Sunday, 10 April, 2072
2. Første mai : Sunday, 1 May, 2072
3. Første pinsedag : Sunday, 29 May, 2072
4. Første Juledag : Sunday, 25 December, 2072