Define a period

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How many working days in year 1908?

Here is the detail of the calculation:

Because 1908 is a leap year, it has 366 days.

Let's remove 52 saturdays and 52 sundays. It remains 262 days.

Now, let's remove 9 public holidays that do not fall during a weekend and we obtain 253 working days in 1908.

Here is the list of these 9 public holidays:

1. Uusaasta : Wednesday, 1 January, 1908
2. Iseseisvuspäev : Monday, 24 February, 1908
3. Suur Reede : Friday, 17 April, 1908
4. Kevadpüha : Friday, 1 May, 1908
5. Võidupüha : Tuesday, 23 June, 1908
6. Jaanipäev : Wednesday, 24 June, 1908
7. Taasiseseisvumispäev : Thursday, 20 August, 1908
8. Jõululaupäev : Thursday, 24 December, 1908
9. Esimene jõulupüha : Friday, 25 December, 1908

And here are the 3 public holidays falling on a weekend:

1. Ülestõusmispühad : Sunday, 19 April, 1908
2. Nelipühad : Sunday, 7 June, 1908
3. Teine jõulupüha : Saturday, 26 December, 1908