Bilbao municipal houses spend an average of 189 empty days when a tenant leaves. Responsible for municipal housing of Bilbao have made public the data that reveal that municipal dwellings of the Basque capital spend an average of months empty while they change of tenant. 165 Free housing, only 16 are currently available, since 63 found in procedures for procurement and many others in reforms. From public administration considered that it is difficult to shorten this time longer than when the process is intended to all floors offer certain guarantees before being occupied. Once an apartment is vacated, the Middle by conditioning are 110 days, and the next 67 days are dedicated to fine-tune the floor and signing the contract. Although the portfolio of flats for social rent in Bilbao is one of the most important of Spain (3.736 floors), currently are 8,000 people registered as plaintiffs. The award of the second-hand flats are made through a computer program that analyzes depending on different criteria such as surface, lift availability and the age of the plaintiffs. Even so, should take into account the overall percentage does not reach 5% of social rental apartments in Bilbao, an average of 10.5 houses per thousand inhabitants, against the 1.5 of Madrid and San Sebastian 5.9 and surpassed only by the Cadiz with 17.4. Source: Press release sent by Montse.