The total size of the administrative area in Prague increased to 3,233,800 m2 in Q3 2016. The class A/class B buildings ratio reached 71%. The best-quality buildings of the class AAA show a share of 17% of the total size. A total of 13,900 m2 of office area were completed in the period. Some 247,300 m2 are under construction. A total of 33,400 m2 of offices will likely be completed in 2016 and 178,800 m2 will likely be completed in 2017. This stems from data provided by the Prague Research Forum (PRF), an association of CBRE, Colliers International, Cushman & Wakefield, JLL, and Knight Frank.