-
Historic HPMS Data (Universe) - 1999
Historic Highway Performance Monitoring System universe data for the year 1999 -
Historic HPMS Data (Universe) - 1993
Historic Highway Performance Monitoring System universe data for the year 1993 -
Historic HPMS Data (Sample) - 1991
Historic Highway Performance Monitoring System sample data for the year 1991 -
Historic HPMS Data (Universe) - 2006
Historic Highway Performance Monitoring System universe data for the year 2006 -
Historic HPMS Data (Sample) - 1988
Historic Highway Performance Monitoring System sample data for the year 1988 -
Historic HPMS Data (Universe) - 2005
Historic Highway Performance Monitoring System universe data for the year 2005 -
Historic HPMS Data (Sample) - 1993
Historic Highway Performance Monitoring System sample data for the year 1993 -
Historic HPMS Data (Universe) - 1987
Historic Highway Performance Monitoring System universe data for the year 1987 -
Historic HPMS Data (Universe) - 2007
Historic Highway Performance Monitoring System universe data for the year 2007 -
Historic HPMS Data (Sample) - 1986
Historic Highway Performance Monitoring System sample data for the year 1986 -
Historic HPMS Data (Sample) - 1989
Historic Highway Performance Monitoring System sample data for the year 1989 -
Historic HPMS Data (Sample) - 1998
Historic Highway Performance Monitoring System data sample for the year 1998 -
Historic HPMS Data (Universe) - 2004
Historic Highway Performance Monitoring System universe data for the year 2004 -
Historic HPMS Data (Sample) - 1996
Historic Highway Performance Monitoring System sample data for the year 1996 -
Historic HPMS Data (Sample) - 1982
Historic Highway Performance Monitoring System sample data for the year 1982 -
Historic HPMS Data (Universe) - 1996
Historic Highway Performance Monitoring System universe data for the year 1996 -
Historic HPMS Data (Universe) - 2002
Historic Highway Performance Monitoring System universe data for the year 2002 -
Historic HPMS Data (Universe) - 1997
Historic Highway Performance Monitoring System universe data for the year 1997 -
Historic HPMS Data (Sample) - 1992
Historic Highway Performance Monitoring System sample data for the year 1992 -
Historic HPMS Data (Sample) - 1994
Historic Highway Performance Monitoring System sample data for the year 1994