The world's lowest national leakage rate is somewhere between 4 % and 6 %. Japan has a leakage rate of 9 % and the US a leakage rate of 12 %. If we can achieve a leakage rate of 10 % we will have reached international standards.
世界上漏水率最低的國家約為 4 % - 6 %，日本是 9 %，美國是 12 %，我們若做到 10 %，就達到國際水準了。