1/ Delta variant is still growing fast worldwide. The estimated growth advantage of Delta compared to Alpha is 59%/week (95% credible interval: 50-68%), which is very much the same as the estimate of two weeks ago. 
https://twitter.com/HJWesteneng/status/1403806765121257474
2/ Growth advantage of the Delta variant is still very heterogeneous between countries (Denmark < 36%/week, Portugal > 126%/week compared to Alpha), which can be due to many different factors, including imported cases due to international travel.
3/ Extrapolation of these numbers for 42 different countries.
Left: all 16 variants
Right: 6 most prevalent variants
Top: linear scale
Bottom: logit scale
Left: all 16 variants
Right: 6 most prevalent variants
Top: linear scale
Bottom: logit scale
4/ On 28 June, at least 7 countries are expected (with a probability of 97.5%) to have the Delta variant in >90% of the samples.
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