 At that time, 50% of the city had only 10 hours service per day.In five years the company brought 24 hours service to all the city and served an additional 55,000 families, mostly low income in the southern part of the city.Access to water supply increased from 64 percent in 2000 to 72 percent in 2003, and access to sewerage has grown from 46 percent to 55 percent during the same period.