1. How many competitors existed in the Healthcare Providers & Services Industry in 2016? How many competitors existed in 2021? What happened to cause this change?
2. What is the concentration ratio in the Healthcare Providers & services industry at the beginning and the end of the period?
3. What is the market power level for each healthcare industry competitor? How does it change during this period? Why?
4. Ultimately, what market structure do you believe the healthcare providers & services industry to be in and why?
   • describe the Health care Providers & services industry concerning the characteristics of market structures to make this determination. Again, has this changed from the beginning to the end of the time period?
   • Why? What caused the changes?