A big increase in commercial loan settlements was a feature of aggregator AFG's performance during the six months to December.The company reported that residential mortgage settlements were up 16 per cent to A$17.7 billion, compared with the previous corresponding period.Commercial settlements of $1.4 billion during the six months to December were up 35 per cent.The company made a net profit of $11.7 million for the half - up 27 per cent over the previous corresponding period.AFG's residential loan book was worth $109 billion at the end of December and its commercial loan book was worth $5.3 billion.