"Qafqaz Barometri illər əsaslı Məlumat Seriyası, Azərbaycan" HEATPRCH: Heating with private central heating system Sual mətni: Please tell me what were the most important means of heating your dwelling last winter? -Private central heating system, İl qrupu üzrə (%),Yes,No,DK/RA 2009,0,99,0 2010,1,98,1 2011,0,99,0