Define a period

...

How many working days in year 2069?

Here is the detail of the calculation:

Because 2069 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 11 public holidays that do not fall during a weekend and we obtain 250 working days in 2069.

Here is the list of these 11 public holidays:

1. New Year's Day : Tuesday, 1 January, 2069
2. Australia Day Observance : Monday, 28 January, 2069
3. Canberra Day : Monday, 11 March, 2069
4. Good Friday : Friday, 12 April, 2069
5. Easter Monday : Monday, 15 April, 2069
6. Anzac Day : Thursday, 25 April, 2069
7. Reconciliation Day : Monday, 27 May, 2069
8. King's Birthday : Monday, 10 June, 2069
9. Labour Day : Monday, 7 October, 2069
10. Christmas Day : Wednesday, 25 December, 2069
11. Boxing Day : Thursday, 26 December, 2069

And here are the 3 public holidays falling on a weekend:

1. Australia Day : Saturday, 26 January, 2069
2. Easter Saturday : Saturday, 13 April, 2069
3. Easter Sunday : Sunday, 14 April, 2069