Повышение связано, главным образом, с ростом затрат на коммунальные услугиИсточник:
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http://xn--80aaaf9agbtgd4a3f4b.xn--p1ai/%d0%b4%d0%b2%d0%be%d1%80%d0%b5%d1%86-%d1%81%d0%bf%d0%be%d1%80%d1%82%d0%b0-%d0%bf%d0%be%d0%b2%d1%8b%d1%88%d0%b0%d0%b5%d1%82-%d1%86%d0%b5%d0%bd%d1%8b-%d0%bd%d0%b0-%d1%83%d1%81%d0%bb%d1%83%d0%b3%d0%b8/