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

Updated Date	Version * : the latest version	GAW ID	Station/Mobile	Gas Species † met : with meteorological data	Platform	Sampling Type	Buffer	Organization	Details
2023-02-21	0039-2038-1004-01-01-9999 -2022-10-05-0054*	JGS	Jeju Gosan	SF6	surface	insitu	data1	KMA (Korea Meteorological Administration)