The following figures show the Credit Card Debit in Australia, based on data sourced from the Reserve Bank of Australia and Australian Bureau of Statistics.
| Month | Credit Card Balances Accruing Interest | Change | Bal per head of Population |
| Apr-2003 | $17,145,862,238 | $857 | |
| Apr-2004 | $19,372,848,451 | 13.0% | $957 |
| Apr-2005 | $21,709,508,089 | 12.1% | $1,057 |
| Apr-2006 | $25,402,474,672 | 17.0% | $1,218 |
| Apr-2007 | $28,908,886,429 | 13.8% | $1,365 |
| Apr-2008 | $31,234,175,603 | 8.0% | $1,457 |
| Apr-2009 | $32,354,789,419 | 3.6% | $1,479 |
| Apr-2010 | $34,555,375,008 | 6.8% | $1,545 |
The original source data was:
Population
- Australian Historical Population Statistics, 2008 – 3105.0.65.001
- Population by Age and Sex, Australian States and Territories, Jun 2009 – 32010DO001_200906
- Population Clock – www.abs.gov.au
| Year | Population |
| 2003 | 20,011,882 |
| 2004 | 20,252,132 |
| 2005 | 20,544,064 |
| 2006 | 20,848,760 |
| 2007 | 21,180,632 |
| 2008 | 21,431,781 |
| 2009 | 21,875,000 |
| 2010 | 22,364,000 |
Credit Card Balances
RBA C1 Credit and Charge Card Statistics
Credit Card Spending compared to Credit Card Repayments
The following set of figures, for the period May 2009 to April 2010, shows the total amount spent on Australian credit cards, and the total repaid on those cards with the net difference. A negative figure in the end column of this table shows that more was repaid than was borrowed, ie: a reduction of debt.
These figures are all in $Millions
| Month | Spend | Repaid | Change |
| May-2009 | $17,762 | $17,997 | -$235 |
| Jun-2009 | $19,419 | $19,332 | $87 |
| Jul-2009 | $19,248 | $19,922 | -$675 |
| Aug-2009 | $18,945 | $19,011 | -$66 |
| Sep-2009 | $19,246 | $19,602 | -$356 |
| Oct-2009 | $19,231 | $19,647 | -$417 |
| Nov-2009 | $20,012 | $19,530 | $482 |
| Dec-2009 | $22,020 | $21,532 | $488 |
| Jan-2010 | $17,166 | $18,593 | -$1,427 |
| Feb-2010 | $18,207 | $17,716 | $491 |
| Mar-2010 | $20,950 | $21,429 | -$479 |
| Apr-2010 | $17,960 | $18,806 | -$846 |
Source: RBA C1 Credit and Charge Card Statistics