SYMBOLS AND USAGES
The following symbols and usages mean:
| billion | 1,000 million |
| hrs | hours |
| km | kilometre |
| mins | minutes |
| mls | millilitres |
| m2 | square metre |
| n.a. | not available |
| n.y.a. | not yet available |
| no. | number |
| p | preliminary - figures or series subject to revision |
| r | figures or series revised since previous edition |
| '000 | thousand |
| '000m | thousand million |
| $ | dollar |
| $m | million dollars |
| $US | American dollar |
| % | per cent |
| * | subject to high sampling variability |
| ** | data suppressed due to unacceptably high sampling variability |
| .. | not applicable |
| - | nil or rounded to zero |
Where figures have been rounded, discrepancies may occur between the sums of the component items and totals.
ABBREVIATIONS
Australia, States and Territories of Australia
| Aust. | Australia |
| NSW | New South Wales |
| Vic. | Victoria |
| Qld | Queensland |
| SA | South Australia |
| WA | Western Australia |
| Tas. | Tasmania |
| NT | Northern Territory |
| ACT | Australian Capital Territory |
Other abbreviations
| MESC | Main English speaking countries - United Kingdom, Ireland, Canada, United States of America, South Africa, New Zealand and Australia |
| NESC | Non-English speaking countries - all countries other than the main English speaking countries |
| NZ | New Zealand |
| OECD | Organisation for Economic Cooperation and Development |
| PNG | Papua New Guinea |
| UK | United Kingdom |
| UN | United Nations |
| UNICEF | United Nations International Children's Emergency Fund |
| USA | United States of America |
| USSR | Union of Soviet Socialist Republics |
| WHO | World Health Organisation |