When can you start? https://www.thecamera1group.com/stmap_58iyejr.html?trandate.viagra.arimidex mach4 pharma systems About 33% of U.S. households that owned mutual fund shares owned at least one index mutual fund in 2012, according to the Investment Company Institute. As of year-end 2012, 373 index funds managed total net assets of $1.3 trillion, the institute said.