How long does an office fit-out take?

https://www.livebinders.com/b/3725943?tabid=6cfa6f04-0461-ee37-0c1f-6556dfc3eb0e

Clifton Development Group on why a 5,000 sq ft Albany fit-out runs 14 to 22 weeks, and why permits and long-lead equipment decide the date rather than framing.