City

year 2013

Year 2014

2015

2016

c value

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c value

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c value

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c value

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Tangshan City

0.315

9

0.445

3

0.425

5

0.483

4

Zibo City

0.690

1

0.402

6

0.333

7

0.429

8

Linyi City

0.253

10

0.344

9

0.305

8

0.497

2

Maanshan City

0.645

2

0.376

8

0.291

11

0.450

6

Anshan City

0.434

4

0.411

5

0.490

3

0.525

1

Panjin City

0.340

7

0.496

1

0.515

2

0.455

5

Huludao City

0.198

11

0.473

2

0.589

1

0.490

3

Luoyang City

0.423

5

0.287

11

0.297

10

0.412

10

Nanyang City

0.398

6

0.319

10

0.343

6

0.414

9

Baotou City

0.588

3

0.392

7

0.301

9

0.408

11

Zhangye City

0.330

8

0.425

4

0.453

4

0.444

7

Mean

0.419

0.397

0.395

0.455