定义一个时期

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How many working days in year 2022?

Here is the detail of the calculation:

Because 2022 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 15 public holidays that do not fall during a weekend and we obtain 245 working days in 2022.

Here is the list of these 15 public holidays:

1. New Year's Day (observance) : 星期一, 2022, 01, 3
2. St Patrick's Day : 星期一, 2022, 03, 14
3. Good Friday : 星期五, 2022, 04, 15
4. St George's Day : 星期一, 2022, 04, 25
5. Victoria Day : 星期一, 2022, 05, 23
6. June Day : 星期一, 2022, 06, 27
7. Canada Day : 星期五, 2022, 07, 1
8. Orangemen's day : 星期一, 2022, 07, 11
9. August Civic Holiday : 星期一, 2022, 08, 1
10. Labour Day : 星期一, 2022, 09, 5
11. National Day for Truth and Reconciliation : 星期五, 2022, 09, 30
12. Thanksgiving Day : 星期一, 2022, 10, 10
13. Remembrance Day : 星期五, 2022, 11, 11
14. Boxing Day : 星期一, 2022, 12, 26
15. Christmas (observance) : 星期二, 2022, 12, 27

And here are the 2 public holidays falling on a weekend:

1. New Year's Day : 星期六, 2022, 01, 1
2. Christmas : 星期日, 2022, 12, 25