Define a period

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How many working days in year 1974?

Here is the detail of the calculation:

Because 1974 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 1974.

Here is the list of these 11 public holidays:

1. New Year's Day : Tuesday, 1 January, 1974
2. Day after New Year's Day : Wednesday, 2 January, 1974
3. Auckland Day : Monday, 28 January, 1974
4. Waitangi Day : Wednesday, 6 February, 1974
5. Good Friday : Friday, 12 April, 1974
6. Easter Monday : Monday, 15 April, 1974
7. Anzac Day : Thursday, 25 April, 1974
8. Queen's Birthday : Monday, 3 June, 1974
9. Labour Day : Monday, 28 October, 1974
10. Christmas Day : Wednesday, 25 December, 1974
11. Boxing Day : Thursday, 26 December, 1974