Average Unit Bid Prices
  
  
1994.xls1994
1995.xls1995
1996.xls1996
1997.xls1997
1998.xls1998
1999.xls1999
2000.xls2000
2001.xls2001
2002.xls2002
2003.xls2003
2004.xls2004
2005.xls2005
2006.xls2006
2007.xls2007
2008.xls2008
2009.xls2009
2010.xls2010
2011.xls2011
2012.xlsx2012
2013.xlsx2013