Certain years are associated with planets. The planets give results according to these years.
This is commonly used in prediction. Bhagya Varsha of Shani is 36. Hence Shani gives good results after 36 years.
Following are the Bhagya Varsha of planets:
Sun – 22
Moon – 24
Mars -24, 28
Mercusy – 32
Jupiter- 30 , 36
Venus – 24
Saturn- 30 , 36
Rahu – 42
Ketu – 48
Uranus – 54
Neptune – 62