See the data version history.
The data of old versions are available only if the versions are included in Yearly fixed datasets.

 HCFC-124 _ ZEP6001 _ surface - insitu _ AGAGE _ gc-ms

Updated Date	Version † met : with meteorological data	Details
2024-12-27	0004-6001-1404-01-01-2022 -2025-01-01-0004	The latest version
2024-07-25	0004-6001-1404-01-01-2022 -2024-07-19-1315	Included in Yearly Fixed Dataset 2024