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How many working days in year 2109?

Here is the detail of the calculation:

Because 2109 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 2109.

Here is the list of these 8 public holidays:

1. New Year's Day : вторник, 1 январь, 2109
2. 2nd January : среда, 2 январь, 2109
3. Good Friday : пятница, 19 апрель, 2109
4. Early May Bank Holiday : понедельник, 6 май, 2109
5. Spring Bank Holiday : понедельник, 27 май, 2109
6. Summer Bank Holiday : понедельник, 5 август, 2109
7. Christmas Day : среда, 25 декабрь, 2109
8. Boxing Day : четверг, 26 декабрь, 2109

And here is the public holiday falling on a weekend:

1. St Andrew's Day : суббота, 30 ноябрь, 2109