93.4 97.0 96.0# 134.6 137.5 134.1 152.6 148.1# 可持續發展數據 FIGURES UNDER SUSTAINABILITY 人均耗電量（食水及原水） Per Capita Electricity Consumption (Fresh Water and Raw Water) 每單位耗電量（海水） Unit Electricity Consumption (Salt Water) 每單位耗電量（食水及原水） Unit Electricity Consumption (Fresh Water and Raw Water) 人均住宅食水用量 Per Capita Domestic Fresh Water Consumption 人均耗電量（海水） Per Capita Electricity Consumption (Salt Water) 人均沖廁水用量（食水及海水） Per Capita Flushing Water Consumption (Fresh Water and Salt Water) 2017/18 2017/18 2018/19 2018/19 2019/20 2019/20 2020/21 2020/21 2021/22 2021/22 90 80 70 60 50 40 30 0.42 0.40 0.38 0.36 0.34 0.32 0.30 財政年度 Financial Year 財政年度 Financial Year 千瓦時/每人/每年 kWh/head/year 千瓦時/立方米 kWh/m3 76.92 79.23 81.39 88.64 0.361 84.98 2017/18 2017/18 2017/18 2018/19 2018/19 2018/19 2019/20 2019/20 2019/20 2020/21 2020/21 2020/21 2021/22 2021/22 2021/22 0.65 0.60 0.55 0.50 0.45 0.40 155 150 145 140 135 130 125 120 21 19 17 15 13 11 財政年度 Financial Year 財政年度 Financial Year 財政年度 Financial Year 千瓦時/立方米 kWh/m3 公升/日 Litres/day 千瓦時/每人/每年 kWh/head/year 公升/日 Litres/day 0.577 0.596 0.606 0.621 18.61 0.612 16.81 17.02 18.12 18.77 0.368 0.362 0.368 0.362 2017/18 2018/19 2019/20 2020/21 2021/22 98 97 96 95 94 93 92 91 90 89 財政年度 Financial Year 95.4 93.3 註：人均沖廁水用量（食水及海水）是根據本港的沖廁水總用量計算而得。 Note: Per Capita Flushing Water Consumption (Fresh Water and Salt Water) is based on Hong Kong’s total flushing water consumption. 現新 Innovate 水務署 二零二一至二二年年報 WSD Annual Report 2021/22 75
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