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The following is a comparative statement of the cost of pumping during the years 1909 and 1910.
1909 1910 $ C. Coal, 6,407.26 6,860.00 Wages, 3,742.25 3,436.82 Miscellaneous, including repairs and stores other than coal, 1,832.42 1,949.87 $ 11,981.93 $ 12,246.69A comparative statement of the total rainfall for the year, recorded at various points, is given in the following table:
Month Observatory Kowloon Public Gardens Reservoir Tytam Reservoir Tytam Tuk Pokfulam Taipo Quarters January, 0.88 0.90 0.50 0.64 0.61 1.09 February, 0.40 0.50 0.32 0.41 0.27 0.57 March, 0.58 1.04 0.73 1.13 0.62 0.70 April, 3.72 3.97 3.54 3.69 3.28 3.84 May, 1.95 18.19 19.16 18.00 0.96 1.78 1.61 June, 1.23 1.78 1.61 1.23 0.46 17.18 16.90 July, 13.90 18.30 15.15 14.53 17.09 11.67 August, 11.15 11.83 13.51 12.33 12.99 14.12 September, 15.95 16.77 17.84 17.74 14.25 15.58 October, 0.04 0.31 0.42 0.52 0.36 0.03 November, 2.53 2.66 3.20 3.09 2.45 2.83 December, 0.79 0.82 0.39 0.46 0.39 0.92 Total 1910, 70.08 77.28 75.38 73.33 70.43 81.12 1909, 75.69 79.34 72.64 76.96 67.09 88.48The total quantity of water supplied during the year was 1,606,734,000 gallons filtered and 29,471,000 gallons unfiltered, making a grand total of 1,636,205,000 gallons or 99,404,000 gallons more than in 1909.
The average consumption of filtered water per head per day for all purposes amounted to 20.19 gallons, taking an estimated population of 210,360.