Define a period

...

How many working days in year 1995?

Here is the detail of the calculation:

Because 1995 is not a leap year, it has 365 days.

Let's remove 52 saturdays and 53 sundays. It remains 260 days.

Now, let's remove 3 public holidays that do not fall during a weekend and we obtain 257 working days in 1995.

Here is the list of these 3 public holidays:

1. Labour and Solidarity Day : Monday, 1 May, 1995
2. Commemoration of Atatürk, Youth and Sports Day : Friday, 19 May, 1995
3. Victory Day : Wednesday, 30 August, 1995

And here are the 4 public holidays falling on a weekend:

1. New Year's Day : Sunday, 1 January, 1995
2. National Sovereignty and Children's Day : Sunday, 23 April, 1995
3. Republic Day Eve : Saturday, 28 October, 1995
4. Republic Day : Sunday, 29 October, 1995