What is the meaning of the word "vacancy rate"?

Definitions:

  1. A numerical value that represents the proportion of all available units or spaces that are vacant or unoccupied in a given property, group of properties, or area at a particular time. copy to clipboard NOUN
    • The vacancy rate in industrial parks is often seen as a barometer for the health of the manufacturing sector in the region. copy to clipboard
  2. Commonly used in real estate to assess the performance of rental properties, commercial spaces, or housing markets. copy to clipboard NOUN
    • A surge in new construction has led to an increased vacancy rate in the apartment market, giving potential renters more options to choose from. copy to clipboard
  3. Typically expressed as a percentage. copy to clipboard NOUN
    • The property management company reported a vacancy rate of only 2% across their residential properties, signaling strong demand and effective management. copy to clipboard