AOFM sells $800m of January 2018 bonds THE Australian government has sold $800 million of January 21, 2018, Treasury bonds. The Australian Office of Financial Management (AOFM), which conducts bond auctions on behalf of the government, said the bonds were sold for a weighted average yield of 3.1984 per cent. The sale attracted bids totalling $2.990 billion, giving a coverage ratio of 3.74.