The Australian dollar has fallen overnight, from 67.28 US cents on Wednesday to 67.13 US cents.
The Aussie dollar also buys $1.06 New Zealand dollars, 61.09 Euro cents from 61.41, 54.96 British pence from 55.05, 71.89 Japanese yen from 72.02, and 4.787 Chinese yuan renminbi from 4.808.