National Australia Bank continues to report growth on home loans running at twice the level of growth in system credit and consistent with trends since the second quarter of this year.Australian Prudential Regulation Authority data for August 2011 shows that NAB increased its home loan portfolio by 1.0 per cent over the month, compared with system growth of 0.5 per cent.ANZ had a decent month, reporting growth of 0.8 per cent. It has grown above system for the last three months, reversing the trend earlier in the year.Commonwealth Bank's drift in market share in home loans continues. CBA's share fell eight basis points to 23.78 per cent over the month. The bank has lost 71 basis points of market share over 12 months, equal to $8 billion in lending.There does not seem to be a considered approach to managing the balance sheet. Over the weekend, CBA promoted an extension of its offer to match the advertised rates of its three main competitors.Suncorp had a poor month, reporting growth of only 0.1 per cent.Growth in home lending at ING, which funds many mortgage managers, is also sputtering, at only 0.2 per cent for the month ME Bank has recorded another decline in its mortgage book. The bank's home loan portfolio has remained more or less static, at a little more than $16 billion, since the peak of the financial crisis three years ago.The super fund-owned bank's market share of home loans, which stood at 1.46 per cent in August, is down from a peak of 2.3 per cent five years ago.On the household deposit front, NAB's growth, at 0.7 per cent, fell below system growth of 1.1 per cent.Commonwealth, however, had a strong month and was up 1.5 per cent. Bank of Queensland also increased household deposits, by 2.5 per cent.Rabobank ended a solid autumn and winter with growth of 3.8 per cent for the month. It has increased its deposits by 47 per cent over six months.