Define a period

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How many working days in year 2066?

Here is the detail of the calculation:

Because 2066 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 6 public holidays that do not fall during a weekend and we obtain 255 working days in 2066.

Here is the list of these 6 public holidays:

1. Uudenvuodenpäivä : Friday, 1 January, 2066
2. Loppiainen : Wednesday, 6 January, 2066
3. Pitkäperjantai : Friday, 9 April, 2066
4. 2. pääsiäispäivä : Monday, 12 April, 2066
5. Helatorstai : Thursday, 20 May, 2066
6. Itsenäisyyspäivä : Monday, 6 December, 2066

And here are the 7 public holidays falling on a weekend:

1. Pääsiäispäivä : Sunday, 11 April, 2066
2. Vappu : Saturday, 1 May, 2066
3. Helluntaipäivä : Sunday, 30 May, 2066
4. Juhannuspäivä : Saturday, 26 June, 2066
5. Pyhäinpäivä : Saturday, 6 November, 2066
6. Joulupäivä : Saturday, 25 December, 2066
7. Tapaninpäivä : Sunday, 26 December, 2066