Define a period

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How many working days in year 1994?

Here is the detail of the calculation:

Because 1994 is not a leap year, it has 365 days.

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

Now, let's remove 7 public holidays that do not fall during a weekend and we obtain 253 working days in 1994.

Here is the list of these 7 public holidays:

1. Skjærtorsdag : Thursday, 31 March, 1994
2. Langfredag : Friday, 1 April, 1994
3. Andre påskedag : Monday, 4 April, 1994
4. Kristi Himmelfartsdag : Thursday, 12 May, 1994
5. Grunnlovsdagen : Tuesday, 17 May, 1994
6. Andre pinsedag : Monday, 23 May, 1994
7. Andre Juledag : Monday, 26 December, 1994

And here are the 5 public holidays falling on a weekend:

1. Første nyttårsdag : Saturday, 1 January, 1994
2. Første påskedag : Sunday, 3 April, 1994
3. Første mai : Sunday, 1 May, 1994
4. Første pinsedag : Sunday, 22 May, 1994
5. Første Juledag : Sunday, 25 December, 1994