- Output of Niobium Ore in Congo,DR in 2023Jan 15, 2024
- Output of Niobium Ore in Congo,DR in 2022Jan 15, 2023
- Output of Niobium Concentrate in Congo,DR in 2016Jan 15, 2017
- Output of Niobium Concentrate in Congo,DR in 2015Jan 15, 2016
- Output of Niobium Concentrate in Congo,DR in 2014Jan 15, 2015
- Output of Niobium Concentrate in Congo,DR in 2013Jan 15, 2014
- Output of Niobium Concentrate in Congo,DR in 2009Jan 15, 2010
- Output of Niobium Concentrate in Congo,DR in 2008Jan 15, 2009
- Output of Niobium Concentrate in Congo,DR in 2007Jan 15, 2008
- Output of Niobium Concentrate in Congo,DR in 2006Jan 15, 2007
- Output of Niobium Ore in Congo,DR in 2005Jan 15, 2006
- Output of Niobium Concentrate in Congo,DR in 2005Jan 15, 2006
- Output of Niobium Concentrate in Congo,DR in 2004Jan 15, 2005
- Output of Niobium Ore in Congo,DR in 2004Jan 15, 2005
- Output of Niobium Ore in Congo,DR in 2003Jan 15, 2004
- Output of Niobium Concentrate in Congo,DR in 2003Jan 15, 2004
- Output of Niobium Concentrate in Congo,DR in 2002Jan 15, 2003
- Output of Niobium Ore in Congo,DR in 2002Jan 15, 2003
- Output of Niobium Ore in Congo,DR in 2001Jan 15, 2002
- Output of Niobium Concentrate in Congo,DR in 2001Jan 15, 2002
- Output of Niobium Concentrate in Congo,DR in 2000Jan 15, 2001