Define a period

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How many working days in year 1993?

Here is the detail of the calculation:

Because 1993 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 6 public holidays that do not fall during a weekend and we obtain 255 working days in 1993.

Here is the list of these 6 public holidays:

1. New Year's Day : Friday, 1 January, 1993
2. Preseren's Day : Monday, 8 February, 1993
3. Easter Monday : Monday, 12 April, 1993
4. Resistance Day : Tuesday, 27 April, 1993
5. Statehood Day : Friday, 25 June, 1993
6. All Saints' Day : Monday, 1 November, 1993

And here are the 9 public holidays falling on a weekend:

1. New Year Holiday : Saturday, 2 January, 1993
2. Easter : Sunday, 11 April, 1993
3. May Day : Saturday, 1 May, 1993
4. May Day Holiday : Sunday, 2 May, 1993
5. Whitsunday : Sunday, 30 May, 1993
6. Assumption Day : Sunday, 15 August, 1993
7. Reformation Day : Sunday, 31 October, 1993
8. Christmas Day : Saturday, 25 December, 1993
9. Independence and Unity Day : Sunday, 26 December, 1993