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

 CO _ HPB6028 _ surface - insitu _ DWD _ data1

Updated Date	Version † met : with meteorological data	Details
2024-12-25	0019-6028-3001-01-01-9999 -2025-01-01-0019† met	The latest version
2022-10-11	0019-6028-3001-01-01-9999 -2022-10-07-1336† met	Included in Yearly Fixed Dataset 2024
2020-06-16	0019-6028-3001-01-01-9999 -2019-10-18-1003† met	Included in Yearly Fixed Dataset 2022
2020-03-10	0019-6028-3001-01-01-9999 -2020-03-10-0833
2018-06-19	0019-6028-3001-01-01-9999 -2018-02-16-2248	Included in Yearly Fixed Dataset 2019