NAS100 General outlook

NASDAQ:NDX   Nasdaq 100 Index
According to the data provided by NDX, price moved steadily from 1985 till early 20th century when population increased fast and the world emerged into an ultra modern era.
The stock value of Apple INC . alone is just like the whole of NASDAQ100 in 1985.
Price have become very volatile and the value of the stock index keeps rising.