Define a period

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How many working days in year 2014?

Here is the detail of the calculation:

Because 2014 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 8 public holidays that do not fall during a weekend and we obtain 253 working days in 2014.

Here is the list of these 8 public holidays:

1. פורים : Sunday, 16 March, 2014
2. פסח : Tuesday, 15 April, 2014
3. שביעי של פסח : Monday, 21 April, 2014
4. יום העצמאות : Tuesday, 6 May, 2014
5. שבועות : Wednesday, 4 June, 2014
6. ראש השנה : Thursday, 25 September, 2014
7. סוכות : Thursday, 9 October, 2014
8. שמחת תורה/שמיני עצרת : Thursday, 16 October, 2014

And here are the 2 public holidays falling on a weekend:

1. ראש השנה : Friday, 26 September, 2014
2. יום כיפור : Saturday, 4 October, 2014