DEA efficiency

Characteristics of efficiency values

2010

2011

2012

2013

2014

2015

2016

2017

2018

2019

2020

Comprehensive technical efficiency (TE)

Average value

0.801

0.796

0.789

0.792

0.787

0.783

0.781

0.775

0.769

0.765

0.771

TE = 1 Number of cities

2

2

2

2

2

2

1

1

1

1

1

Pure Technical Efficiency (PTE)

Average value

0.928

0.928

0.928

0.927

0.918

0.915

0.918

0.923

0.931

0.936

0.941

PTE = 1 Number of cities

5

5

5

5

5

5

5

5

5

5

5

Scale Efficiency (SE)

Average value

0.863

0.858

0.852

0.856

0.857

0.855

0.851

0.840

0.829

0.821

0.823

SE = 1 Number of cities

2

2

2

2

2

2

1

1

1

1

1

returns to scale

Progressive increasing

5

5

5

5

5

5

4

4

4

4

4

Progressive decreasing

1

1

1

1

1

1

3

3

3

3

3

Unchanged

2

2

2

2

2

2

1

1

1

1

1