Define a period

...

How many working days in year 2070?

Here is the detail of the calculation:

Because 2070 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 8 public holidays that do not fall during a weekend and we obtain 253 working days in 2070.

Here is the list of these 8 public holidays:

1. New Year's Day : Wednesday, 1 January, 2070
2. Epiphany : Monday, 6 January, 2070
3. Good Friday : Friday, 28 March, 2070
4. Easter Monday : Monday, 31 March, 2070
5. May Day : Thursday, 1 May, 2070
6. Ascension Day : Thursday, 8 May, 2070
7. Christmas Day : Thursday, 25 December, 2070
8. St Stephen's Day : Friday, 26 December, 2070

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

1. Easter Sunday : Sunday, 30 March, 2070
2. Whit Sunday : Sunday, 18 May, 2070
3. Midsummer Day : Saturday, 21 June, 2070
4. All Saints' Day : Saturday, 1 November, 2070
5. Independence Day : Saturday, 6 December, 2070