Old & New Religious Belief System

Many people around the world follow either major or minor religious belief system.While other do not follow any of the prescribed religious belief system and question their teachings, belief etc. exploring and seeking for truth behind the belief system.
The largest religions in the world now-a-days include Christianity, Islam, and Hinduism, numerous other religious and spiritual practices are also followed by people across the globe. 

However some of the old religions followed by people earlier are as below :

Hinduism                   15th – 5th century BCE
Zoroastrianism 10th – 5th century BCE
Judaism                 9th – 5th century BCE
Jainism               8th – 2nd century BCE
Confucianism     6th – 5th century BCE
Buddhism       6th – 5th century BCE
Taoism             6th – 4th century BCE