( v )

DEPARTMENT.

No. I—concluded.

Frontier Province during the year 1922-23.

12

13

14

15

Percentage of unknown
cases to total
cases.

Average annual number
of persons successfully
vaccinated during
previous five
gears.

Average annual number
of deaths from
small-pox during
previous five years.

Serial No

Primary.

Re-vaccinations.

Number.

Ratio per 1,000.

Number.

Ratio per 1,000.

21

22

23

24

25

26

27

1.88

6.36

37,453

63.78

107

0.18

1

5.31

17.83

18,460

35.11

159

0.30

2

0.68

4.84

15,359

46.81

76

0.23

3

3.14

11.29

9,533

46.01

56

0.27

4

4.55

31.73

15,922

65.80

129

0.53

5

2.64

6.40

12,839

51.11

278

1.11

6

2.95

9.14

109,566

51.2

805

0.37

3.06

4.51

8,181

6.71

...

...

6.10

13.18

2,698

110.27

...

...

3.00

8.46

120,445

36.98

...

...