Define a period

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How many working days in year 2006?

Here is the detail of the calculation:

Because 2006 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 4 public holidays that do not fall during a weekend and we obtain 256 working days in 2006.

Here is the list of these 4 public holidays:

1. Good Friday : Friday, 14 April, 2006
2. Labour Day : Monday, 1 May, 2006
3. National Day : Wednesday, 9 August, 2006
4. Christmas Day : Monday, 25 December, 2006

And here is the public holiday falling on a weekend:

1. New Year's Day : Sunday, 1 January, 2006