Define a period

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How many working days in year 2019?

Here is the detail of the calculation:

Because 2019 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 11 public holidays that do not fall during a weekend and we obtain 250 working days in 2019.

Here is the list of these 11 public holidays:

1. New Year's Day : Tuesday, 1 January, 2019
2. Chinese New Year : Tuesday, 5 February, 2019
3. Chinese New Year : Wednesday, 6 February, 2019
4. Good Friday : Friday, 19 April, 2019
5. Labour Day : Wednesday, 1 May, 2019
6. Vesak Day : Monday, 20 May, 2019
7. Hari Raya Puasa : Wednesday, 5 June, 2019
8. National Day : Friday, 9 August, 2019
9. Hari Raya Haji : Monday, 12 August, 2019
10. Deepavali : Monday, 28 October, 2019
11. Christmas Day : Wednesday, 25 December, 2019

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

1. Vesak Day : Sunday, 19 May, 2019
2. Hari Raya Haji : Sunday, 11 August, 2019
3. Deepavali : Sunday, 27 October, 2019