The investor housing finance market returned to growth in July, after two months of falls.According to the latest Australian Bureau of Statistics housing finance data, the value of new investor housing finance commitments rose 0.5 per cent in July, compared with the previous month (in seasonally adjusted terms).The value of new investor housing finance commitments fell 0.7 per cent in June, compared with the previous month, and fell 3.2 per cent in May. The value of new housing finance commitments for owner-occupiers rose 2.2 per cent in July and the value of total housing finance commitments rose 1.5 per cent to A$32.8 billion.The number of new owner-occupier housing finance commitments rose 0.3 per cent to 53,095.The average loan size increased from $354,900 in June to $364,400 in July.First-home buyers accounted for 15.4 per cent of dwellings financed - down from 15.8 per cent in June.