Time used	Source data period	Source data media	Source data location	Published data period	Published data media	Published data location	Comments
Time used is 150 EMT	28/02/80-01/04/85	16mm film	IPS Sydney	01/81-12/84	Microfiche	IPS Sydney	Spares not available for all years
UT	1991 to present	4C data	IPS Sydney
	01/06/97-15/04/03	4c clean digital data	IPS Sydney				Clean data only
	23/02/99-21/12/04	4d raw and clean digital data	IPS Sydney				Most missed.
	01/04/91-31/10/99	5a clean digital data	IPS Sydney				Most missed.
	31/10/95-present	5d raw and clean digital data	IPS Sydney				lot missed. Raw data from 23/04/99.
	04/07/97-present	Cadi raw and clean digital data	IPS Sydney				Some missed, raw data from 14/01/99.
	03/11/80-31/12/84	Digital data for all scaled parameters	IPS Sydney
	Keyed in data
	11/80-12/84	Digital data for all scaled parameters	IPS Sydney