Define a period

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How many working days in year 2007?

Here is the detail of the calculation:

Because 2007 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 7 public holidays that do not fall during a weekend and we obtain 254 working days in 2007.

Here is the list of these 7 public holidays:

1. פסח : Tuesday, 3 April, 2007
2. שביעי של פסח : Monday, 9 April, 2007
3. יום העצמאות : Tuesday, 24 April, 2007
4. שבועות : Wednesday, 23 May, 2007
5. ראש השנה : Thursday, 13 September, 2007
6. סוכות : Thursday, 27 September, 2007
7. שמחת תורה/שמיני עצרת : Thursday, 4 October, 2007

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

1. ראש השנה : Friday, 14 September, 2007
2. יום כיפור : Saturday, 22 September, 2007