How many working days in year 1990?
Here is the detail of the calculation:
Because 1990 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 9 public holidays that do not fall during a weekend and we obtain 252 working days in 1990.
Here is the list of these 9 public holidays:
1. Πρωτοχρονιά : Monday, 1 January, 1990
2. Καθαρά Δευτέρα : Monday, 26 February, 1990
3. Μεγάλη Παρασκευή : Friday, 13 April, 1990
4. Δευτέρα του Πάσχα : Monday, 16 April, 1990
5. Εργατική Πρωτομαγιά : Tuesday, 1 May, 1990
6. Δευτέρα Πεντηκοστής : Monday, 4 June, 1990
7. Κοίμηση της Θεοτόκου : Wednesday, 15 August, 1990
8. Χριστούγεννα : Tuesday, 25 December, 1990
9. Σύναξη της Θεοτόκου : Wednesday, 26 December, 1990
And here are the 5 public holidays falling on a weekend:
1. Θεοφάνεια : Saturday, 6 January, 1990
2. Εικοστή Πέμπτη Μαρτίου : Sunday, 25 March, 1990
3. Ορθόδοξο Πάσχα : Sunday, 15 April, 1990
4. Πεντηκοστή : Sunday, 3 June, 1990
5. Ημέρα του Όχι : Sunday, 28 October, 1990