What's the frequency of the letter "w" in:
The SARS outbreak was the first to be caused by a mutant strain of the coronavirus, the Sars-CoV virus, which is related to the Sars-Cov-2 virus that is the reason for the current Covid-19 epidemic.
In the past one month, coronavirus had claimed one life each in the Philippines and Hong Kong, with the first death being reported from the outbreak epicentre of Wuhan, capital of the worst-hit Hubei province, on January 11.
There are only a handful of such labs in Asia; India has one at the National Institute of Virology in Pune.
user
I found 5 "w"s in the provided passage.
assistant