Colliers Nashville Commercial Real Estate IndexLooks at market performance beginning in the third quarter of 2001 to the present, and tracks the performance of the industry sector on a quarterly basis going forward. The Index tracks a combination of economic factors, such as job growth, office absorption rates, rental rates, vacancies, rate escalations and building permit activity. These are factored into a weighted algorithm that creates a measurement tool that is an accurate barometer of the industry’s health.