I STARTED PPF FROM JAN 2011 ( RS.25,000)ON 14.01.11 IN FEB 2011 ( RS.10,000)ON 01.02.11 IN MAR 2011 ( RS.15,000) ON 03.03.11 BUT I GET INTEREST ONLY Rs. 223/- ( 2010-2011) for I deposit Rs.50,000. how the interest calculated . please reply me, whether iwill continue to invest in ppf or mutual fund in the form of sip. thanks A.RAMAMANI