Of the 18,000 MCM that Taiwan uses in a year, 20 % is consumed as tap water by residential and commercial users, 10 % by industry, and 70 % by agriculture.
進一步分析，台灣每年用掉的一百八十多億噸水中，民生用水約佔 20 %、工業用水佔 10 %、農業用水則高達 70 %。