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 9 public holidays that do not fall during a weekend and we obtain 252 working days in 2072.

Here is the list of these 9 public holidays:

1. Neijoerschdag : Friday, 1 January, 2072
2. Ouschterméindeg : Monday, 11 April, 2072
3. Europadag : Monday, 9 May, 2072
4. Christi Himmelfaart : Thursday, 19 May, 2072
5. Péngschtméindeg : Monday, 30 May, 2072
6. Nationalfeierdag : Thursday, 23 June, 2072
7. Léiffrawëschdag : Monday, 15 August, 2072
8. Allerhellegen : Tuesday, 1 November, 2072
9. Stiefesdag : Monday, 26 December, 2072

And here are the 2 public holidays falling on a weekend:

1. Dag vun der Aarbecht : Sunday, 1 May, 2072
2. Chrëschtdag : Sunday, 25 December, 2072