11-1 Basic Statistics on Urban Infrastructure
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Item	unit	2000	2005	2006
Urban Facilities				¡¡
¡¡Population Density	persons/sq.km	625.00	921.00	1860.00
¡¡Per Capita Daily Water Consumption	litre	148.53	140.22	140.88
¡¡Coverage Rate of Water Supply	%	97.91	99.19	97.17
¡¡Coverage Rate of Natural Gas Supply	%	90.01	97.09	94.47
¡¡Per Capita Area of Roads	sq.m	15.25	21.59	18.14
¡¡Number of Public Transportation Vehicles Per  ª©10 000ªª Persons	unitª¤	8.32ª¤	11.92ª¤	10.50ª¤
¡¡Density of Sewage Pipelines	km/sq.km	7.87	8.70	2.15
¡¡Per Capita Public Green Areas	sq.m	8.06	13.93	12.77
¡¡Coverage Rate of Urban Green Areas	%	33.45	36.97	37.45
Water Supply
¡¡Volume of Water Supply	10 000 cu.m	231941	275364	279058
¡¡¡¡Industrial Use	10 000 cu.m	125719	121756	107981
¡¡¡¡Residential Use	10 000 cu.m	93394	134573	127317
¡¡Population Using Water	10 000 persons	1723	2629	2476
Public Transportation
¡¡Volume of Passenger Traffic	10 000 person-times¡¡¡¡	163546	247906	270915
¡¡Number of Operating Vehicles	unit	12195	23455	25916
¡¡Number of Taxis	unit	45994	56226	53377
Infrastructure and Waste Water Treatment
¡¡Area of Roads	10 000 sq.m	21755	42605	46232
¡¡Length of Roads	km	15856	25162	25307
¡¡Area of Sidewalks	10 000 sq.m	4330	7958	8487
¡¡Number of Streetlights	unit	322004	821555	920000
¡¡Numer of Bridges	unit	2841	3620	3666
¡¡Volume of Waste Water Discharged	10 000 cu.m	163369	198710	208574
¡¡Volume of Waste Water Treated	10 000 cu.m	55539	117300	145432
¡¡Length of Levees	km	1507	1565	1564
Parks,Gardens and Green Areas
¡¡Green Areas	ha	56301	105305	109297
¡¡Public Park	ha	11494	27480	32542
¡¡Coverage of Green Area	ha	64868	121477	132582
¡¡¡¡Coverage of Urban Green Area	ha	51543	98926	108411
¡¡Number of Parks	unit	346	456	427
¡¡Area of Parks	ha	5571	11381	13157
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