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Table 3 Top 20 most productive countries/territories during 1900-2012

From: Scientometric trends and knowledge maps of global health systems research

No.

Country

1900–1990

%

1991–2000

%

2001–2012

%

1990–2012

%

TLCS

TGCS

AGCS

1

USA

274

42.48

2,536

45.06

8,996

39.96

11,806

41.01

13,047

188,365

15.96

2

UK

22

3.41

368

6.54

2,048

9.10

2,438

8.47

3,046

37,543

15.40

3

Canada

34

5.27

447

7.94

1,946

8.64

2,427

8.43

1,979

29,031

11.96

4

Germany

3

0.47

226

4.02

1,412

6.27

1,641

5.70

624

11,891

7.25

5

Australia

11

1.71

166

2.95

1,244

5.53

1,421

4.94

923

15,040

10.58

6

Brazil

2

0.31

50

0.89

1,266

5.62

1,318

4.58

680

4,833

3.67

7

Spain

3

0.47

104

1.85

805

3.58

912

3.17

349

6,544

7.18

8

Switzerland

16

2.48

62

1.10

629

2.79

707

2.46

1,020

10,904

15.42

9

France

2

0.31

118

2.10

563

2.50

683

2.37

345

6,031

8.83

10

Netherlands

11

1.71

111

1.97

556

2.47

678

2.36

491

8,066

11.90

11

Italy

1

0.16

80

1.42

557

2.47

638

2.22

287

6,842

10.72

12

Sweden

5

0.78

110

1.95

519

2.31

634

2.20

467

8,967

14.14

13

South Africa

11

1.71

51

0.91

416

1.85

468

1.63

707

5,616

12.00

14

China

0

0.00

24

0.43

381

1.69

405

1.41

304

3,339

8.24

15

Denmark

4

0.62

60

1.07

296

1.31

360

1.25

312

5,354

14.87

16

India

3

0.47

21

0.37

315

1.40

339

1.18

295

3,187

9.40

17

Belgium

1

0.16

55

0.98

286

1.27

335

1.16

273

3,764

11.24

18

Mexico

0

0.00

51

0.91

225

1.00

280

0.97

376

2,722

9.72

19

Israel

4

0.62

48

0.85

221

0.98

276

0.96

212

2,255

8.17

20

Norway

1

0.16

39

0.69

235

1.04

275

0.96

216

2,936

10.68

21

Total

408

63.26

4,727

83.99

22,916

101.79

28,041

97.41

25,953

363,230

13.95

  1. TLCS, Total local citation score, which is the number of times cited by other papers in the local collection; TGCS, Total global citation score, which is the citation frequency based on the full WoS count at the time the data was downloaded; AGCS, Average citation frequency of an article.