408

TABLE OF RAT AND HUMAN PLAGUE. July 31st, 1903, to August 4th, 1904. Kowloon District VI.-Hunghom. Population 9,090.

=

36

4

Week.

Rats caught infected.

Rats

Per cent.

Plague cases.

Per cent.

1903.

31

14

14:3

⚫022

32

33

34

35

94

25 11.1

37

1

12.5

***

38

39

40

3

임::

...

...

50

41

13

5

38.4

42

7

1

14.3

43

9

22.2

44

10

1

10

45

4

...

46

9

1

11.1

47.

12

1

8.3

48

11

9.09

49

10

50

16

1

6.25

51

9

52

6

1904.

1

15

2.

20

10

8

1

12.5

11

18.1

10

1

10

14

1

7.1

7

7

17

9

10

10

9

1

11.1

11

7

28.6

12

13

14

7

.011

15

6

+

16

1

9.09

17

9

...

18

1

⚫011

19

10

20

2

*022

21

1

-011

22

1.

·011

23

25

⚫011

24

2

*022

25

28.6

I

-011

26

33.3

27

14

14.3

28

11

18.1

29

11

9.09

30

8

1

12.5

31

7.

- ~wn!

·022

3

*033

2

·011

-011

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