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THE HONGKONG GOVERNMENT GAZETTE, 29TH JULY, 1899.
1199
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 1898.
Number.
Inches.
Fever Cases
Rainfall.
January.
February.
March.
-50.
45.
April.
October.
November.
December.
Degrees
Fahr,
Mean
Monthly
Temperature.
-35
70°
-30
60°
25
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 Officer.
10°
30°
20°
10°
50°
100°
.90°
80°