Many of the cases are directly linked to the 1998-1999 conflict, during which an estimated 100,000 housing units were destroyed, but others date back to the late 1980s and the 1990s.
Multe dintre cazuri sunt direct legate de conflictul din 1998-1999, perioada in care aproximativ 100.000 locuinte au fost distruse, insa altele dateaza de la sfarsitul anilor '80 sau din anii '90.