Heritage Agencies register listings net change...

The net overall change of the total number of places on heritage registers from 2011-12 to 2015-16. i.e. The difference between the number of places at the end of 2011-12 and the number of places at the end of 2015-16.

Source

This data file or API can be downloaded from:

https://data.gov.au/data/dataset/94abccd4-f973-45c9-ade7-c882597afa50/resource/fa02744d-8395-4804-bc0a-f638de0150cb/download/total-change-state-and-territory-heritage-register-listings-2011-12-2015-16.csv