Define a period

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How many working days in year 1984?

Here is the detail of the calculation:

Because 1984 is a leap year, it has 366 days.

Let's remove 52 saturdays and 53 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 1984.

Here is the list of these 11 public holidays:

1. Day after New Year's Day : Monday, 2 January, 1984
2. New Year's Day Observance : Tuesday, 3 January, 1984
3. Auckland Day : Monday, 30 January, 1984
4. Waitangi Day : Monday, 6 February, 1984
5. Good Friday : Friday, 20 April, 1984
6. Easter Monday : Monday, 23 April, 1984
7. Anzac Day : Wednesday, 25 April, 1984
8. Queen's Birthday : Monday, 4 June, 1984
9. Labour Day : Monday, 22 October, 1984
10. Christmas Day : Tuesday, 25 December, 1984
11. Boxing Day : Wednesday, 26 December, 1984

And here is the public holiday falling on a weekend:

1. New Year's Day : Sunday, 1 January, 1984