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

 CO₂ _ KPS6033 _ surface - insitu _ HMS _ data1

Updated Date	Version # : used for analysis in the WMO GHG Bulletin (#Volume) † met : with meteorological data	Details
2024-12-24	0028-6033-1001-01-01-9999 -2025-01-01-0028	The latest version
2022-02-25	0028-6033-1001-01-01-9999 -2022-02-25-1448#20	Included in Yearly Fixed Dataset 2024
2022-01-12	0028-6033-1001-01-01-9999 -2022-01-06-1842
2020-08-26	0028-6033-1001-01-01-9999 -2020-08-25-1948#17	Included in Yearly Fixed Dataset 2021
2018-06-13	0028-6033-1001-01-01-9999 -2018-02-27-1140#15	Included in Yearly Fixed Dataset 2019