4 ms·

And in a hard hit place in Germany it's 14% https://www.technologyreview.com/2020/04/09/999015/blood-tests-show-15-of-people-are-now-immune-to-covid-19-in-one-t

• detaro 7y ago
  Please note that how useful the results of that study are is widely debated. Not much detail about the process has been published, it's unclear how reliable the tests used are (other experts say they will likely also trigger for other Corona-viruses) and how representative the sample is (e.g. they did look at individuals, not households).
• confuseshrink 7y ago
  That article doesn't state that 14% of cases were asymptomatic.