https://www.medrxiv.org/content/10.1101/2020.05.03.20089854v4 https://www.medrxiv.org/content/10.1101/2020.05.03.20089854v... estimates it at 0.68% (0.53-0.82%)

https://www.medrxiv.org/content/10.1101/2020.05.03.20089854v4 https://www.medrxiv.org/content/10.1101/2020.05.03.20089854v... estimates it at 0.68% (0.53-0.82%). Boiling it down to one number is tricky though, as it is hugely correlated with age, so looking at any particular demographic is likely to give you pretty different numbers.