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

 CO₂ _ RYO2012 _ surface - insitu _ JMA _ data1

Updated Date	Version # : used for analysis in the WMO GHG Bulletin (#Volume) † met : with meteorological data	Details
2024-12-16	0001-2012-1001-01-01-9999 -2025-01-01-0001† met	The latest version
2024-08-20	0001-2012-1001-01-01-9999 -2024-07-29-0428#20† met	Included in Yearly Fixed Dataset 2024
2024-05-20	0001-2012-1001-01-01-9999 -2024-05-16-0623† met
2024-04-24	0001-2012-1001-01-01-9999 -2024-04-15-1044† met
2024-03-13	0001-2012-1001-01-01-9999 -2024-03-11-0135† met
2024-03-04	0001-2012-1001-01-01-9999 -2024-01-19-0206† met
2023-10-26	0001-2012-1001-01-01-9999 -2023-10-13-0707† met
2023-09-15	0001-2012-1001-01-01-9999 -2023-09-08-0231† met
2023-08-21	0001-2012-1001-01-01-9999 -2023-06-30-0848#19† met	Included in Yearly Fixed Dataset 2023
2023-06-07	0001-2012-1001-01-01-9999 -2023-06-06-1310† met
2022-10-28	0001-2012-1001-01-01-9999 -2022-09-02-0632† met
2022-08-25	0001-2012-1001-01-01-9999 -2022-08-19-1237#18† met	Included in Yearly Fixed Dataset 2022
2022-02-21	0001-2012-1001-01-01-9999 -2022-02-15-0845† met
2021-09-15	0001-2012-1001-01-01-9999 -2021-09-13-0301† met
2021-08-24	0001-2012-1001-01-01-9999 -2021-08-19-0214#17† met	Included in Yearly Fixed Dataset 2021
2021-07-15	0001-2012-1001-01-01-9999 -2021-06-30-0147† met
2021-07-08	0001-2012-1001-01-01-9999 -2021-06-30-0153† met
2021-03-03	0001-2012-1001-01-01-9999 -2021-03-01-0801† met
2020-12-15	0001-2012-1001-01-01-9999 -2020-12-14-1755† met
2020-10-29	0001-2012-1001-01-01-9999 -2020-10-20-2010† met
2020-10-09	0001-2012-1001-01-01-9999 -2020-10-08-1032† met
2020-09-29	0001-2012-1001-01-01-9999 -2020-09-08-1536† met
2020-07-07	0001-2012-1001-01-01-9999 -2020-07-06-1810#16† met	Included in Yearly Fixed Dataset 2020
2020-05-28	0001-2012-1001-01-01-9999 -2020-05-25-1400† met
2019-12-25	0001-2012-1001-01-01-9999 -2019-12-23-1810† met
2019-11-22	0001-2012-1001-01-01-9999 -2019-11-18-1649† met
2019-10-15	0001-2012-1001-01-01-9999 -2019-10-09-1637† met
2019-09-05	0001-2012-1001-01-01-9999 -2019-09-03-1340† met
2019-07-29	0001-2012-1001-01-01-9999 -2019-07-22-1414#15† met	Included in Yearly Fixed Dataset 2019
2019-07-08	0001-2012-1001-01-01-9999 -2019-06-28-1536† met
2019-06-12	0001-2012-1001-01-01-9999 -2019-06-10-0902
2019-05-28	0001-2012-1001-01-01-9999 -2019-05-24-1116
2019-05-17	0001-2012-1001-01-01-9999 -2019-05-16-1145
2019-03-22	0001-2012-1001-01-01-9999 -2019-03-20-1139
2019-03-04	0001-2012-1001-01-01-9999 -2019-02-28-1458
2019-02-13	0001-2012-1001-01-01-9999 -2019-02-12-1417
2019-01-16	0001-2012-1001-01-01-9999 -2019-01-11-1351
2019-01-11	0001-2012-1001-01-01-9999 -2018-10-10-1141
2018-09-27	0001-2012-1001-01-01-9999 -2018-09-26-1710#14	Included in Yearly Fixed Dataset 2018
2018-09-07	0001-2012-1001-01-01-9999 -2018-08-30-1921
2018-08-28	0001-2012-1001-01-01-9999 -2018-08-08-1331
2018-08-27	0001-2012-1001-01-01-9999 -2018-08-03-1638
2018-06-18	0001-2012-1001-01-01-9999 -2018-02-27-1706
2016-12-20	0001-2012-1001-01-01-9999 -2016-12-19-1659