The average annual rate of return is used to report the historical return performance of the same fund. Average annual rate of return after deducting expenses, including management expenses, 12b- 1 expenses and other expenses. Return on investment (ROI) refers to the value that should be returned through investment, that is, the economic return that an enterprise gets from an investment activity.

Data used to report the historical return performance of the same fund. Average annual rate of return after deducting expenses, including management expenses, 12b- 1 expenses and other expenses. Return on investment (ROI) refers to the value that should be returned through investment, that is, the economic return that an enterprise gets from an investment activity. It covers the profit target of the enterprise. Profit is related to the property necessary to put into operation, because managers must make profits through investment and existing property.