The super balance needed for a comfortable retirement has hit a new record high - and that's for people who already own their own home.The Association of Superannuation Funds of Australia (ASFA) said today that home-owning singles could now expect to need a super fund of $630,000 (up from $595,000) at a retirement age of 67, compared to $730,000 (up from $690,000) for couples.It's the first time ASFA's lump sum figures have increased in three years.READ MORE: Remains found in