In the last 30 years or so we have witnessed exponential growth of the SMSF sector both in terms of the number of funds and size of their super balances. Today, SMSFs make up over a quarter of close to $3 trillion Australian superannuation system. There are over a million people in SMSFs today and this number is likely to keep rising in the years ahead. Also, their balances tend to get larger as the years roll by.