卅
15
20
25
Red Wave,
Blue Wave,
25.
-45
Table Vd-Diagram showing CASES of MALARIAL FEVER occurring every Month amongst the POLICE Force, the MEAN MONTHLY TEMPERATURE and the MONTHLY RAINFALL during the Year 1892,
Fever Cases.
Rainfall.
Number Inches.
-50-
January.
February.
March.
April.
May.
....Intermittent Fever Cases.
.Remittent
>>
15
June.
July.
Angust.
September.
October.
November.
Green Wave,
Black Wave,..................
Monthly Rainfall in inches.
.Mean Monthly Temperature in Degrees Fahrenheit.
J. M. ATKINSON,
Superintendent.
106
20°
30°
40°
50°
December.
60°
70°
Mean
Monthly
Temperature.
Degrees
Fahr.
80°
100°
90°
323