New Delhi, March 4 -- Prior to investing in amutual fund scheme, investors often examine the past returns of a scheme. This gives an indication of the scheme's future performance vis-a-vis other funds in the same category.

Notably, investors are supposed to examine - besides historical returns - other factors as well. These include the reputation of the fund house, category of scheme and overall macro economic factors.

Here we list out the best performing retirement mutual funds which have delivered more than 15 percent annualised returns in the past five years.

Those who are not awareretirement funds are solution-oriented funds which have a lock-in of at least five years or retirement age whichever is earlier. These are also known as ...