(1) Communities which were owned and fully stabilized throughout both 1999 and 1998.

(2) Communities which were completed and fully stabilized during 1999 but not 1998.

(3) Communities in the development/lease-up phase which were not fully stabilized during all or any of 1999.

(4) Communities which were acquired or in renovation subsequent to January 1, 1998.

(5) Communities which were sold subsequent to January 1, 1998.

Total property revenues increased $24,530, or 11.7%, from $209,280 to $233,810 due primarily to increases in the number of apartment homes resulting from the acquisition and development of additional communities and increases in rental rates on same store communities throughout both periods. This increase in property revenues has been offset in part by the sale of six apartment communities in 1999. Additional information regarding the increases in total property revenues for three of the five community categories presented in the preceding table follows:

Same store communities: