Report of Eastern/Western Hemisphere Production of Casing, Tubing, and Drill Pipe
standard by American Petroleum Institute, 08/01/2003

Report of Eastern/Western Hemisphere Production of Casing, Tubing, and Drill Pipe
standard by American Petroleum Institute, 08/01/2004

Report of Eastern/Western Hemisphere Production of Casing, Tubing, and Drill Pipe
standard by American Petroleum Institute, 01/01/1998

Report of Eastern/Western Hemisphere Production of Casing, Tubing, and Drill Pipe
standard by American Petroleum Institute, 11/01/1999

Report of Eastern/Western Hemisphere Production of Casing, Tubing, and Drill Pipe
standard by American Petroleum Institute, 01/01/1999

Report of Eastern/Western Hemisphere Production of Line Pipe
standard by American Petroleum Institute, 10/01/2001

Report of Eastern/Western Hemisphere Production of Line Pipe
standard by American Petroleum Institute, 09/01/2002

Report of Eastern/Western Hemisphere Production of Line Pipe
standard by American Petroleum Institute, 09/02/2003

Report of Eastern/Western Hemisphere Production of Line Pipe
standard by American Petroleum Institute, 08/01/2004