See the data version history.
The data of old versions are not available at WDCGG.

Updated Date	Version * : the latest version # : used for analysis in the WMO GHG Bulletin (#Volume)	GAW ID	Station/Mobile	Gas Species † met : with meteorological data	Platform	Sampling Type	Buffer	Organization	Details
2023-07-20	0016-5011-1001-01-01-9997 -2023-07-19-1827* #20	CGO	Kennaook / Cape Grim	CO2	surface	insitu	data3	CSIRO (Commonwealth Scientific and Industrial Research Organisation)	click
2022-08-19	0016-5011-1001-01-01-9997 -2022-08-19-1704 #18	CGO	Kennaook / Cape Grim	CO2	surface	insitu	data3	CSIRO (Commonwealth Scientific and Industrial Research Organisation)
2021-04-09	0016-5011-1001-01-01-9997 -2021-04-08-1004 #17	CGO	Kennaook / Cape Grim	CO2	surface	insitu	data3	CSIRO (Commonwealth Scientific and Industrial Research Organisation)
2019-07-26	0016-5011-1001-01-01-9997 -2019-07-19-1658 #16	CGO	Kennaook / Cape Grim	CO2	surface	insitu	data3	CSIRO (Commonwealth Scientific and Industrial Research Organisation)