© Commonwealth of Australia 2019

The material in this report is licensed under a Creative Commons Attribution—4.0 International licence, with the exception of:

• the Commonwealth Coat of Arms
• this department’s logo
• any third party material
• any material protected by a trademark, and
• any images and/or photographs.

More information on this CC BY licence is set out as follows:

• Creative Commons website — creativecommons.org
• Attribution 4.0 international (CC by 4.0) — creativecommons.org/licenses/by/4.0.

Enquiries about this licence and any use of this report can be sent to: copyright [at] communications.gov.au.