ING Bank (Australia) reported a slight increase in profits in the year to December 2010, with the Dutch-owned bank improving its yield in a period of subdued growth in assets.ING published a media release yesterday featuring its bottom line profit and a few operational highlights. The bank is yet to publish financial statements.It said its net profit increased five per cent over 2010 to $275.9 million. The second half profit was $142.8 million, up seven per cent on the first half, suggesting margins improved over the later months of the year.The bank has published its Pillar 3 disclosures and these show little change in credit quality over the year.  They show that for the December quarter ING Direct had $201 million of impaired retail mortgages and $207 million of impaired commercial property loans on a total loan portfolio of $53.4 billion.Retail mortgage impairments were up 19 per cent and commercial property impairments were up 14 per cent, while the value of the loan portfolio increased just 2.5 per cent.The bank's tier-one ratio increased to 9.9 per cent from 8.7 per cent over the year. Its total capital ratio increased to 14.3 per cent from 13.1 per cent.ING's market share of home loans declined to 3.43 per cent, from 3.62 per cent (of all banks), over the 2010 calendar year, according to data from the Australian Prudential Regulation Authority.In retail deposits, ING experienced a decline in market share to 3.56 per cent, from 3.96 per cent.On the other hand, ING Direct increased its market share in business banking over the year, with the rise in its business deposits more than offsetting the decline in household deposits.