- in 1994 : 100 tons
- in 1998 : 11,000 tons
- in 2001 : 23,000 tons
- in 2003 : 41,000 tons
- in 2007 : 53,000 tons

Target 2008 : 54,000 tons




The Company's present rate of return is 70 %




20 m3 of water per hour.
A recycled network of water has been settled in the new unity to divide the consumption of water by 2 and use the water in various places of the line.


- 2000 : 53 persons
- 2003 : 78 persons
- 2007 : 88 persons