Define a period

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How many working days in year 2031?

Here is the detail of the calculation:

Because 2031 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 9 public holidays that do not fall during a weekend and we obtain 252 working days in 2031.

Here is the list of these 9 public holidays:

1. New Year's Day : Wednesday, 1 January, 2031
2. Good Friday : Friday, 11 April, 2031
3. Easter Monday : Monday, 14 April, 2031
4. Labour Day : Thursday, 1 May, 2031
5. Pentecost Monday : Monday, 2 June, 2031
6. State Foundation Day : Wednesday, 20 August, 2031
7. National Day : Thursday, 23 October, 2031
8. Christmas Day : Thursday, 25 December, 2031
9. Second Day of Christmas : Friday, 26 December, 2031

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

1. National Day : Saturday, 15 March, 2031
2. Easter Sunday : Sunday, 13 April, 2031
3. Pentecost Sunday : Sunday, 1 June, 2031
4. All Saints' Day : Saturday, 1 November, 2031