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How many working days in year 2121?

Here is the detail of the calculation:

Because 2121 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 6 public holidays that do not fall during a weekend and we obtain 255 working days in 2121.

Here is the list of these 6 public holidays:

1. New Year's Day : среда, 1 январь, 2121
2. Heritage Day : понедельник, 17 февраль, 2121
3. Good Friday : пятница, 4 апрель, 2121
4. Canada Day : вторник, 1 июль, 2121
5. Labour Day : понедельник, 1 сентябрь, 2121
6. Christmas : четверг, 25 декабрь, 2121