18-1    Basic Statistics on Urban Public Utilities
Item 1995 2000 2003
  Urban Areas and Floor Space of Buildings  
  Developed Areas (sq.m) 435 473 565
Land Requisited for State Construction Projects (sq. km) 3.6 2.4 13.74
  Population Density of Urban Districts (persons/sq.km) 25 26 211
  Water Supply, Gas Supply and Heating  
  Annual Supply of Tap Water (100 million tons) 3.1 5 7.7
      Water Consumption for Residential use 1.4 2.5 2.9
  Per -Capita Water Consumption for Residential Use (ton) 158.3 165.1 196.6
  Percentage of Population with Access to Tap Water (%) 97.1 98.8 96.7
  Coal Gas Supply (10 000 cu.m)   40650
    Consumption of Coal Gas for Residential Use   2190
  Natural Gas Supply (10 000 cu.m) 2432 5385 22515
    Consumption of Coal Gas for Residential Use 598 1119 6005
   Liquefied Petroleum Gas (10 000 cu.m) 149280 244018 171867
    Consumption of Liquefied Gas for Residential Use 83771 151984 134696
  Length of Gas Pipelines (km)   385 1437
  Percentage of Population with Access to Gas (%) 86.2 92.84 87.84
  Heated Area (10 000 sq.m) 2100 5170 8939
  Municipal Engineering  
  Length of Paved Roads (km) 2403 2809 3482
   Length of Paved Roads per 10 000 Population 4.9 4.5 7
  Area of Paved Roads (10 000 sq.m) 2589 3654 5125
   Area of Paved Roads per Population (sq.m) 5.7 5.9 10.4
  Length of Sewer Pipelines (km) 1557 2008 2461
   Length of Sewer Pipelines per 10 000 Population 4.8 5.6 5
  Public Traffic  
  Number of Public Transportation Vehicles (unit)  3324 5678 7265
  Number of Public Transportation Vehicles per 10 000 Population (unit) 10.8 13.8 15.4
  Taxi (unit) 11762 22193 23422
  Afforestation in Cities  
  Public Green Areas (hectare) 13481 19124 20540
  Public Green Areas per 10 000 Population (hectare) 41.5 53.4 41.7
  Number of Parks and Zoos (unit) 55 84 109
  Area of Parks and Zoos (hectare) 1331 1568 2187
  Environmental Sanitation  
  Volume of Garbage Disposal (10 000 tons) 198 259 334
  Volume of Disposal of Excrement and Urine (10 000 tons) 26 16 8.4
  Number of Public Lavatories per 10 000 Population 3.5 4.7 4.1