The answer is offered by Canva.com, a great tool to build Infographics. This is an infographic template that is actually very educative.
Thursday & Friday @ 1:00 - 3:00 pm
The closer the weekend comes about more people check-out and check-in to Facebook.
Monday @ 3:00 - 4:00 pm
This is mainly due to companies posting during this time and stirring interaction.
Saturday @ 8:00 - 11:00 pm
People have more time to sit back, relax & pin.
Monday - Friday @ 12:00 - 6:00 PM. Click-through rates are higher during weekdays and working hours.