If we consider data from returns data from March 31st, 2001 to March 31st 2016 , out of 45 equity schemes , which were present 15 years back, all schemes have delivered returns in excess of 15 % (net returns) annualised to investors over the 15 year period, with best return of 30.30% CAGR.
All one had to do to enjoy these returns was to "Stay Invested". Over past 15 years gold delivered 12% annual gains whereas Sensex generated 13.8% (approx) returns. Average inflation (WPI) stood at 5.15 (approx) in past 15 years.
On average your one lakh invested in March 2001 in equity fund would have become a whopping Rs 2,46,12,913 by March 2016. This translates into 23.81% returns as actual annualised returns over 15 years. It suggests that your wealth would have multiplied by almost 24 times.