21-6  主要年份西宁市集中供热情况
Basic Statistics on Heating in Xining in Main Years 
  Item 2005 2006 2007 2008 2009 2010 2011 2012
                 
供热能力-热气 (MW/小时) Heating Capacity-Hot Water(1 billion kw/hour) 43.0 45.0 103.0
供热总量(万吉焦) Quantity of Heating Supplied(10 000 gigajoules) 236.0 236.0 236.0 236.0 236.0 58.0 79.0 95.0
集中供热面积(万平方米) Area of Centralized Heating(10 000 sq.m) 27.5 33.3 38.5 31.0 32.0 34.1 123.5 130.0
  住宅   Residential Buildings 13.0 24.9 25.8 22.2 22.8 24.6 94.5 85.5
供热管道总长度(公里) Length of Heating Pipelines(km) 7.0 9.0 10.0 7.0 7.0 7.0 17.0 15.9