O
10
15
35
40
45
50
Fever Cases
Rainfall.
THE HONGKONG GOVERNMENT GAZETTE, 24TH SEPTEMBER, 1898.
961
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 1897.
Number, Inches.
January.
February.
March.
April.
May.
June.
July.
August.
September.
October.
30
60°
25
50°
20
40°
Red Wave,. Green Wave, Blue Wave,
Black Wave,
.Intermittent Fever Cases.
Remittent
""
Monthly Rainfall in inches.
...Mean Monthly Temperature in Degrees Fahrenheit.
J. M. ATKINSON, Principal Civil Medical Oficer.
10°
20°
30°
November.
709
December.
80°
Mean
Monthly
Temperature.
Degrees
Fahr.
90°
100°
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