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

 CO₂ _ LMP6051 _ surface - flask _ ENEA _ data1

Updated Date	Version # : used for analysis in the WMO GHG Bulletin (#Volume) † met : with meteorological data	Details
2024-12-23	0024-6051-1001-01-02-9999 -2025-01-01-0024† met	The latest version
2023-07-12	0024-6051-1001-01-02-9999 -2023-07-01-2120#20† met	Included in Yearly Fixed Dataset 2024
2021-06-25	0024-6051-1001-01-02-9999 -2021-06-23-1922#18† met	Included in Yearly Fixed Dataset 2022
2021-06-23	0024-6051-1001-01-02-9999 -2020-06-26-0708† met
2020-02-25	0024-6051-1001-01-02-9999 -2019-12-19-1821#16	Included in Yearly Fixed Dataset 2020
2019-09-03	0024-6051-1001-01-02-9999 -2019-09-02-1411#15
2018-07-03	0024-6051-1001-01-02-9999 -2018-06-04-1021#14	Included in Yearly Fixed Dataset 2019