This document contains a table showing the annual volumes of water treated at a water treatment plant from 1995 to 2001. It lists the total water intake in cubic meters each year, as well as the volumes receiving primary treatment and secondary treatment. The primary treatment volumes ranged from around 131,000 cubic meters to nearly 2 million cubic meters annually. Secondary treatment volumes were consistently higher, ranging from around 12.5 to 14.5 million cubic meters per year. The document also includes a list of external links providing additional information about water treatment processes.