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 7 public holidays that do not fall during a weekend and we obtain 254 working days in 1984.

Here is the list of these 7 public holidays:

1. Easter Monday : Monday, 23 April, 1984
2. Labor Day : Tuesday, 1 May, 1984
3. Ascension Day : Thursday, 31 May, 1984
4. Pentecost Monday : Monday, 11 June, 1984
5. Assumption of Mary : Wednesday, 15 August, 1984
6. All Saints' Day : Thursday, 1 November, 1984
7. Christmas Day : Tuesday, 25 December, 1984

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

1. New Year's Day : Sunday, 1 January, 1984
2. National Day : Saturday, 21 July, 1984
3. Armistice Day : Sunday, 11 November, 1984