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

 N₂O _ CPT1009 _ surface - insitu _ SAWS _ data1

Updated Date	Version # : used for analysis in the WMO GHG Bulletin (#Volume) † met : with meteorological data	Details
2024-12-24	0066-1009-1003-01-01-9999 -2025-01-01-0106#21	The latest version
2023-11-30	0066-1009-1003-01-01-9999 -2023-11-28-1022#20	Included in Yearly Fixed Dataset 2024
2019-04-15	0066-1009-1003-01-01-9999 -2019-04-15-0722#19	Included in Yearly Fixed Dataset 2023
2018-08-21	0066-1009-1003-01-01-9999 -2018-06-19-0901#14	Included in Yearly Fixed Dataset 2018