Weekly totals of variants in Denmark (by specimen date)
Week 44 45 46 47 48 49 50 51
NB.1.8.1 16 14 8 15 5
XFG 48 34 15 27 19
BA.3.2 1 5
Total 69 52 24 43 31
NB.1.8.1 % 23% 27% 33% 35% 16%
XFG % 70% 65% 63% 63% 61%
BA.3.2 % 1% 0% 0% 0% 16%

Last Updated: 16th December 2025 07:27 GMT — Local:

Growth Charts

Growth chart for NB.1.8.1
Growth chart for XFG
Growth chart for BA.3.2

Acknowledgements

We gratefully acknowledge GISAID and the many data contributors around the world for sharing SARS-CoV-2 sequences.

This analysis makes use of the Nextclade CLI.
Aksamentov, I., Roemer, C., Hodcroft, E. B., & Neher, R. A., (2021). Nextclade: clade assignment, mutation calling and quality control for viral genomes. Journal of Open Source Software, 6(67), 3773, https://doi.org/10.21105/joss.03773

Special thanks to Josette Schoenmakers ( @josetteschoenma.bsky.social on BlueSky @JosetteSchoenma on Twitter) for the table concepts.