10-9  主要年份城市集中供热情况
Basic Statistics on Heating in Cities in Main Years
指      标	Item	2000	2010	2011
供应能力	Heating Capacity
蒸汽(吨/小时)	Steam (ton/hour)	1638	1376	1460
热水(兆瓦)	Hot Water (1 billion kw)	6145	18897	20465
供热总量(万吉焦)	Quantity of Heating Supplied (10 000 gigajoules)
蒸 汽	Steam		1242	974
热 水	Hot Water		16866	15524
管道长度(公里)	Length of Heating Pipelines (km)
蒸 汽	Steam	250	207	340
热 水	Hot Water	2064	5912	6434
供热面积(万平方米)	Area of Centralized Heating (10 000 sq.m)	5170	19162	21064
＃住 宅	Residential Buildings		13298	14716