11-4 Basic Statistics on Urban Public Utilities
Data since 1990 have covered the public utilities of all urban units, whereas data in the preceding years only covered the urban units under |  |
the city construction department. |  |  |  |  |  |
Item | 1985 | 1990 | 1995 | 2000 | 2001 |
Cities Areas and Floor Space of Buildings |  |  |  |  |  |
Developed Areas (sq.m) | 9386 | 12856 | 19264 | 22439 | 24027 |
Population Density of Urban Districts (persons/sq.km) | 262 | 279 | 322 | 441 | 588 |
Total Floor Space of Buildings (year-end) |  |  |  |  |  |
(100 million sq.m) | 23.2 | 39.8 | 57.3 | 76.6 | 110.1 |
Total Floor Space of Residential Buildings |  |  |  |  |  |
(year-end) (100 million sq.m) | 11.3 | 20.0 | 31.0 | 44.1 | 66.5 |
Total Use Space of Residential Buildings |  |  |  |  |  |
(year-end) (100 millionsq.m) |  | 14.4 | 26.6 | 32.4 | 49.5 |
Water Supply, Gas Supply and Heating |  |  |  |  |  |
Annual Supply of Tap Water (100 million tons) | 128.0 | 382.3 | 496.6 | 469.0 | 466.1 |
Water Consumption for Residential use | 51.9 | 100.1 | 158.1 | 200.0 | 144.8 |
Per Capita Water Consumption for | 55.1 | 67.9 | 71.3 | 95.5 | 56.0 |
Residential Use (ton) |  |  |  |  |  |
Percentage of Population with Access to Tap | 81.0 | 89.2 | 93.0 | 96.7 | 72.3 |
Water (%) |  |  |  |  |  |
Coal Gas Supply (10 000 cu.m) | 249754 | 1747065 | 1266894 | 1523615 | 1369143.75 |
Consumption of Coal Gas for Residential Use | 107060 | 274127 | 456585 | 630937 | 494191.15 |
Natural Gas Supply (10 000 cu.m) | 162099 | 642289 | 673354 | 821476 | 1055196 |
Consumption of Coal Gas for Residential Use |  | 115662 | 163788 | 247580 | 299543 |
Liquefied Petroleum Gas (10 000 ton) |  | 203.0 | 488.7 | 1053.7 | 975.8 |
Consumption of Liquefied Gas for Residential | 54.7 | 142.8 | 370.2 | 532.3 | 553.1 |
Use (10 000 ton) |  |  |  |  |  |
Length of Gas Pipelines (km) | 10567 | 16312 | 33890 | 48376 | 50114 |
Percentage of Population with Access to Gas (%) | 22.4 | 42.2 | 70.0 | 84.2 | 60.4 |
Heated Area (10 000 sq.m) |  | 21263 | 64645 | 110766 | 146329 |
Municipal Engineering |  |  |  |  |  |
Length of Paved Roads (km) | 38282 | 94820 | 130308 | 159617 | 176016 |
Length of Paved Roads per 10 000 Population (km) | 3.3 | 6.4 | 7.0 | 7.6 | 8.2 |
Area of Paved Roads (10 000 sq.m) | 35872 | 89160 | 135810 | 190357 | 249431 |
Area of Paved Roads per 10 000 Population | 3.1 | 6.0 | 7.3 | 9.1 | 11.6 |
Length of Sewer Pipelines (km) | 31556 | 57787 | 110293 | 141758 | 158128 |
Length of Sewer Pipelines per 10 000 Population (km) | 2.7 | 3.9 | 6.0 | 6.8 | 7.3 |
Public Traffic |  |  |  |  |  |
Number of Public Transportation Vehicles |  |  |  |  |  |
(Buses and Trolley Buses etc.) (unit) | 45155 | 62215 | 136821 | 225993 | 229832 |
Number of Public Transportation Vehicles |  |  |  |  |  |
per 10 000 Population (unit) | 3.9 | 4.8 | 7.3 | 10.8 | 10.1 |
Taxi (10 000 units) |  | 11.1 | 50.4 | 82.6 | 87.0 |
Afforestation in Cities |  |  |  |  |  |
Public Green Areas (hectare) | 159291 | 474613 | 678310 | 865295 | 946634 |
Public Green Areas per 10 000 Population (hectare) | 13.7 | 32.2 | 36.7 | 41.3 | 38.6 |
Number of Parks and Zoos | 1026 | 1970 | 3619 | 4455 | 4850 |
Area of Parks and Zoos (hectare) | 21896 | 40081 | 72857 | 82090 | 90621 |
Environmental Sanitation |  |  |  |  |  |
Volume of Garbage Disposal (10 000 tons) | 4477 | 6767 | 10748 | 11819 | 13470 |
Volume of Disposal of Excrement and Urine | 1731 | 2385 | 3071 | 2829 | 2990 |
(10 000 tons) |  |  |  |  |  |
Number of Public Lavatories per 10 000 Population | 5.8 | 6.6 | 6.1 | 5.1 | 5.0 |
a)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 2001. |