1

2

3

4

5

6

7

8

9

10

11

12

综合运输成本/元

2223.5

2484.2

2258.7

2177.5

2176.9

2136.1

2068.7

2330.3

2510.8

2301.6

2533.3

2274.8

碳排放量/kg

141.8

153.9

154.9

145.2

148.7

155.6

150.7

158.0

130.7

132.5

148.0

149.2

企业配送水平

−30.9

−19.0

−23.3

−23.6

−40.9

−22.6

−24.6

−15.2

−44.8

−28.5

−19.2

−20.2