392
TABLE OF RAT AND HUMAN PLAGUE. July 31st, 1903, to August 4th, 1904.
HEALTH DISTRICT I. POPULATION=13,478.
HEALTH DISTRICT II.
POPULATION=25,207.
Week.
Rats Rats
Per caught. infected.. cept.
Plague Per
Week. Rats
cases.
cent.
Rats caught. infected.
l'er cent.
Plague Per
cases.
cent.
1903.
31
32
33
34
35
6 6 79 8
31
12
.004
500
16.6
2
⚫014
32
4
14.3
1
·007
33
10
-004
11.1
34
6
85
14
36
7
36
6
37
11
37
10
⚫004
38
38
10.
39
40
00 00
39
8
·014
40°
·004
41
10
:
41
11-1
42
13
7-7
42
9
11.1
43
12
44
12
45
14
46
15
47
12
22452
43
10
44
12
15
8
46
29
·004
47.
18
48
13
48
21
49
49
16
50
8
...
50
13
51
10
51
11
52
52
11
1904.
1
2
13
10
15
11
6
10
1
25.
11
9
17
1 2 3 4 10 W E 50 O
16
13
11
1
9.
13
*
19
2
10.5
20
1
5.
...
8
1
12.5
16
2
12.5
9
32
10
11
10 22
1
4.5
11
15
11
27
12
22
12
54
3.7
13
13
17
5.8
14
9
14
25
4.
1
'004
15
10
15
20
10.
16
13
⚫007
16
42
2.3
...
17
5"
18
10
10.
::
17
21
4.7
18
22
4.5
2
*008
19
21
20
12
21
12
22
24
23
25.
24 28
25
27
26
23
27
39
28
26
29 39
30 36
31
44
4224DANH 20 LO ON HIS
19.
19
24
3
12.5
1
*004
16:6 2 ·014
20
19
21-
-008
16.6
*007
21
25
20.
1
*004
16.6
22
:
63
9.5
*008
28.
*007
31
6.4
3
10.7
*007
24
42
9.5
5
⚫019
7.4
25
40
5*
·008
17.3
•014
26
31
9-6
·004
7.6
27
51
9.8
2
·008
19-2
2 ⚫014
28
37
18.9
51
29
44
9.0
2.7
·007
30 25
12.0
6-8
N
•014
21
23
4.3