The year 2005 started with the recovery of the Company’s invoiced water and sewage volumes after a long drought period that affected mainly the supply in the São Paulo Metropolitan Region throughout the year 2004.

The total invoiced volume of water, including retail and wholesale, showed a growth of 3.9% in relation to 2004. Because of the expanded service and of the increase in water invoiced volumes, there was a 5% growth in sewage service billing, as show in the following tables, by use category and by region:

Invoiced Volume** of Water and Sewage in the Retail and Wholesale Segments by Customer Category (in millions of cubic meters)
Use Category	Water			Sewage
	2004	2005	Var. %	2004	2005	Var. %
Residential	1,222.1	1,275.8	4.4	947.6	997.9	5.3
Commercial	142.4	145.3	2.0	127.4	131.9	3.5
Industrial	31.8	33.4	5.0	31.1	32.0	2.9
Public	44.7	45.7	2.2	35.3	36.4	3.1
Total Retail	1,441.0	1,500.2	4.1	1,141.4	1,198.2	5.0
Municipal authorities	251.4	258.7	2.9	-	-	-
Lump sum	1,692.4	1,758.9	3.9	1,141.4	1,198.2	5.0

Invoiced Volume** of Water and Sewage in the Retail and Wholesale Segments by Region (in millions of cubic meters)
Region	Water			Sewage
	2004	2005	Var. %	2004	2005	Var. %
RMSP	954.5	997.8	4.5	770.7	811.7	5.3
Regional systems*	486.5	502.4	3.3	370.7	386.5	4.3
Total Retail	1,441.0	1,500.2	4.1	1,141.4	1,198.2	5.0
Municipal authorities	251.4	258.7	2.9	-	-	-
Lump sum	1,692.4	1,758.9	3.9	1,141.4	1,198.2	5.0

(*) Composed by the Coastal and Interior regions
(**) Unaudited

The Company continues expanding its services through the changes in the number of water and sewage connections and served population, which can be observed in the table below: