What’s the highest average annual percentage return an expert stock investor/trader can make?

What is the average income of stock investor in India?

Can somebody tell me that what is th eaverage income of stock investors in India.Suppose I have a margin money of 5000,and I am selling/purchasing rs.25000 everyday,then what will be my monthly income from there?
Other than this if you have some idea about the average income of stock investors(miniscale),then please tell me about that.