Research Article
Energy and Environmental Efficiency of China’s Transportation Sector: A Multidirectional Analysis Approach
Table 3
Descriptive statistics of inputs and outputs for 30 regions.
| | Inputs and outputs | Year | 2006 | 2007 | 2008 | 2009 | 2010 |
| | Labor (104 peoples) | Mean | 20.4 | 20.7 | 20.9 | 21.1 | 21.0 | | Standard development | 11.0 | 11.6 | 11.7 | 12.2 | 12.4 | | Maximum | 48.3 | 48.8 | 49.3 | 53.5 | 56.1 | | Minimum | 2.9 | 2.8 | 2.8 | 3.0 | 2.9 |
| | Capital (108 yuan) | Mean | 363.7 | 409.7 | 468.5 | 671.1 | 821.1 | | Standard development | 210.9 | 221.8 | 246.8 | 348.0 | 431.9 | | Maximum | 865.0 | 862.5 | 1108.8 | 1596.2 | 1820.0 | | Minimum | 51.3 | 48.9 | 90.1 | 90.1 | 120.9 |
| | Energy (104 TCEs) | Mean | 625.4 | 698.3 | 764.4 | 811.9 | 885.2 | | Standard development | 456.4 | 505.1 | 528.5 | 556.5 | 596.3 | | Maximum | 1851.5 | 2042.5 | 2201.1 | 2311.5 | 2564.5 | | Minimum | 39.9 | 71.1 | 88.2 | 98.2 | 110.5 |
| | Value-added (108 yuan) | Mean | 435.9 | 498.1 | 571.2 | 715.7 | 826.6 | | Standard development | 307.3 | 354.8 | 429.6 | 516.7 | 606.9 | | Maximum | 1212.3 | 1399.9 | 1873.6 | 1971.0 | 2328.4 | | Minimum | 35.3 | 40.9 | 40.7 | 61.3 | 67.5 |
| | CO2 emissions (106 tons) | Mean | 13.0 | 14.5 | 15.8 | 16.8 | 18.2 | | Standard development | 9.6 | 10.6 | 11.1 | 11.7 | 12.4 | | Maximum | 38.6 | 42.5 | 45.8 | 48.0 | 53.0 | | Minimum | 0.8 | 1.5 | 1.8 | 201 | 2.3 |
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