17-1  Basic Statistics on Urban Public Utilities
       
Item 1995 2000 2002
  Urban Areas and Floor Space of Buildings 
  Developed Areas (sq.m) 435 473 521
  Population Density of Urban Districts (persons/sq.km) 25 26 187
  Total Floor Space of Buildings (year-end) (10 000 sq.m) 8818 12777
  Total Floor Space of Residential Buildings (year-end) (10 000 sq.m) 4706 7354
  Water Supply, Gas Supply and Heating
  Annual Supply of Tap Water (100 million tons) 3.1 5 6.9
      Water Consumption for Residential use 1.4 2.5 2.1
  Per -Capita Water Consumption for Residential Use (ton)  158.3 165.1 156.5
  Percentage of Population with Access to Tap Water (%) 97.1 98.8 95.8
  Coal Gas Supply (10 000 cu.m) 40650
    Consumption of Coal Gas for Residential Use 2196
  Natural Gas Supply (10 000 cu.m) 2432 5385 13792.8
    Consumption of Coal Gas for Residential Use 598 1119 3667
   Liquefied Petroleum Gas (10 000 ton) 149280 244018 183902
    Consumption of Liquefied Gas for Residential Use (10 000 ton) 83771 151984 138519
  Length of Gas Pipelines (km) 385 938
  Percentage of Population with Access to Gas (%) 86.2 92.84 87.15
  Heated Area (10 000 sq.m) 2100 5170 8362
  Municipal Engineering 
  Length of Paved Roads (km) 2403 2809 3169
  Length of Paved Roads per 10 000 Population (km) 4.9 4.5 6.67
  Area of Paved Roads (10 000 sq.m) 2589 3654 4419
  Area of Paved Roads per Population (sq.m) 5.7 5.9 9.3
  Length of Sewer Pipelines (km) 1557 2008 2261
  Length of Sewer Pipelines per 10 000 Population (km)  4.8 5.6 4.8
  Public Traffic
  Number of Public Transportation Vehicles (unit)    3324 5678 6209
  Number of Public Transportation Vehicles per 10 000 Population (unit) 10.8 13.8 11.35
  Taxi (10 000 units) 11762 22193 22988
  Afforestation in Cities                    
  Public Green Areas (hectare) 13481 19124 19432
  Public Green Areas per 10 000 Population (hectare)   41.5 53.4 41
  Number of Parks and Zoos  55 84 107
  Area of Parks and Zoos (hectare) 1331 1568 2000
  Environmental Sanitation                   
  Volume of Garbage Disposal (10 000 tons) 198 259 321
  Volume of Disposal of Excrement and Urine (10 000 tons)   26 16 4.3
  Number of Public Lavatories per 10 000 Population      3.5 4.7 4.1
Note: Data on the public utilities per 10 000 population are based on the non-agricultural population in urban areas,but based on the total population in 2002.