8-9  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	2006	2009
供应能力	Heating Capacity
蒸汽(吨/小时)	Steam (ton/hour)	1638	1119	1354
热水(兆瓦)	Hot Water (1 billion kw)	6145	13478	18307
供热总量(万吉焦)	Quantity of Heating Supplied (10 000 gigajoules)
蒸 汽	Steam		808	1144
热 水	Hot Water		11968	15758
管道长度(公里)	Length of Heating Pipelines (km)
蒸 汽	Steam	250	177	145
热 水	Hot Water	2064	4302	5466
供热面积(万平方米)	Area of Centralized Heating (10 000 sq.m)	5170	12978	17073
#住 宅	Residential Buildings		8629	12190