what's the frequency of the letter "o" in:
high speed meets high-level performance.
mitchell scriptadvisor provides access to magnetic resonance imaging (mri) services are offered through the largest national network of imaging centers, physicians and neurological specialists.
this is the only network that guarantees all studies are performed by licensed mds–rather than technicians–who compose their own reports.
turnaround times are the fastest in the industry, with a national average of 3.75 days from the time we receive a referral to an initial appointment, and reports are faxed or emailed within 24 to 48 hours after completed appointments.

user
In that passage, there are 32 occurrences of the letter "o."
assistant