1917-18.

1918-19.

1919-20.

Successful
primary
vaccina-
tions.

Persons
success-
fully vacci-
nated per
1,000 of
popula-
tion.

Deaths
from
small-pox
in 1918.

Ratio of
deaths
from
small-pox
per 1,000
of popula-
tion in
1918.

Successful
primary
vaccina-
tions.

Persons
success-
fully vacci-
nated per
1,000 of
popula-
tion.

Deaths
from
small-pox
in 1919.

Ratio of
deaths
from
small-pox
per 1,000
of popula-
tion in
1919.

Successful
primary
vaccina-
tions.

Persons
success-
fully vacci-
nated per
1,000 of
popula-
tion.

5,026

30.03

5

.02

4,324

27.66

30

.15

3,864

30.55

34,373

37.02

14

.01

27,019

31.85

165

.17

29,498

33.91

30,120

37.49

2

..

25,604

32.32

54

.07

24,401

30.22

55,875

87.97

79

.05

42,228

30.51

185

. 12

44,199

30.42

48,998

39.78

21

.02

33,710

32.18

130

.11

35,827

33.05

41,918

36.66

11

.01

26,571

25.25

405

.35

30,129

26.61

24,381

38.52

65

.01

13,197

20.90

93

.14

14,044

21.60

35,494

36.16

16

.01

18,526

21.11

478

.17

21,584

21.94

27,266

34.41

3

..

16,388

20.64

151

.19

18,852

23.68

29,351

34.51

7

.01

18,528

21.64

339

.39

20.732

24.04

33,142

30.40

4

..

29,440

27.76

88

.08

27,158

26.03

27,635

34.76

..

..

19,694

24.61

28

.03

22,287

27.89

32,864

31.50

25

.02

27,198

25.96

991

.94

24,526

23.45

43,725

34.85

8

.01

33,051

26.74

205

.16

31.536

25.09

28,424

31.49

4

..

20,386

22.49

148

.16

20,486

22.27

15,809

36.93

4

.01

10,065

33.82

73

.15

14,436

34.76

27,723

33.10

63

.07

23, 589

29.78

240

.27

25,920

29.71

23,341.

30.99

2

..

17,178

23.49

177

.23

16,937

22.80

35.418

31.79

1,233

1.08

32.199

34.57

836

.73

30,268

29.87

21,370

31.86

..

..

17,762

26.74

12

.02

16,207

24.00

37,997

26..32

143

.10

25,172

17.51

214

.14

31,218

21.72

26,273

43.83

47

.07

20,013

40.53

238

.35

19,257

33.77

15,097

40.41

2

..

13,599

36.74

85

.21

11,591

33.17

20,784

47.00

2

..

15,943

38.01

97

.21

12,414

33.20

20,567

31.91

7

.01

17,128

26.75

87

.13

14,443

24.05

30,365

35.85

25

.03

27,445

32.23

239

.27

27.743

33.06

26,870

37.18

33

04

27,613

33.23

53

.07

25,986

36.17

41,223

35.94

50

.04

36,210

31.81

567

.49

35,894

31.70

30,066

36.10

22

.03

20.618

26.30

206

.24

21,641

28.50

30,712

37.58

2

..

24,146

29.00

13

.01

24,223

29.65

98,020

30.70

494

.15

89,637

28.08

865

.27

87,821

27.66

59,593

33.24

62

.03

52,083

29.47

313

.17

58,033

30.06

42,619

28.93

75

.05

31,208

21.22

706

.47

43, 250

29.48

7,289

45.90

1

..

6,516

29.92

20

.06

6,798

36.30

15,782

65.36

10

.02

15,911

54.37

43

.08

16,175

53.37

20,621

65.66

1

..

14,001

48.75

21

.04

15,478

58.84

26,016

36.34

50

.06

25,150

87.04

516

.67

17,386

24.18

24,388

26.95

3

..

20,536

22.66

166

.18

21,165

23.54

25,787

25.55

12

.01

24,049

24.06

238

.23

23,010

22.80

38,811

34.19

2

..

32,245

28.77

34

.03

30,182

26.85

38,176

34.13

4

..

30,317

27.28

299

.27

28,633

25.81

30,753

32.68

2

..

24,183

25.7l

10

.01

23,251

24.80

32,060

29.92

36

.03

27,752

25.31

353

.30

27,887

26.60

41,469

29.60

23

.02

30,822

22.27

142

.10

32,307

23.25

37,602

36.09

245

.23

30,049

29.34

373

.36

27,701

27.00

31,174

29.84

13

.01

30,626

29.27

101

.10

31,502

30.15

23,241

25.92

29

.03

17,390

19.41

81

.09

18,242

20.52

25,842

23.93

7

.01

25,185

23.32

85

.08

24,304

22.59

1,516,470

33.95

2,908

.06

1,217,154

27.84

10,993

.23

1,225,541

27.84

130

..

..

. .

184

..

..

..

112

..

‡ 1,516,633

33.95

2,908

.06

(a)
1,217,355

27.86

10,993

.23

(b)
1,225,694

27.84

(a)

„

17

„

„

„

„

(b)

„

4½

„

„

„

„