10.
15
20.
40.
45
THE HONGKONG GOVERNMENT GAZETTE, 24TMи JUNE, 1893.
Table Vd.-Diagram showing CASES of MALARIAL FEVER occurring every Month amongst the POLICE FORCE, the MEAN MONTIJLY TEMPERATURE and the MONTHLY RAINFALL during the Year 1892.
Fever Cases.
Rainfall.
Number. Inches.
50
January.
February.
March.
April.
May.
June.
July.
August.
September.
October.
November.
30
60°
25
50°
Red Wave, Blue Wave, Green Wave,
• Black Wave................
Intermittent Fever Cases.
.Remittent
"
Monthly Rainfall in inches.
.Mean Monthly Temperature in Degrees Fahrenheit.
J. M. ATKINSON,
Superintendent.
10°
20°
30°
40°
70°
Monthly
December.
Mean
80°
Temperature.
Degrees
Falır.
90°
100°
601
43