Texas Codebooks

Texas 2001 Codebook. UMTRI Transportation Data Center. February 2004.  
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Texas 2000 Codebook. UMTRI Transportation Data Center. March 2003.  
[ Full Text ]

Texas 1999 Codebook. UMTRI Transportation Data Center. January 2001.  
[ Full Text ]

Texas 1998 Codebook. UMTRI Transportation Data Center. October 1999.  
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Texas 1997 Codebook. UMTRI Transportation Data Center. October 1998.  
[ Full Text ]

Texas 1996 Codebook. UMTRI Transportation Data Center. November 1997.  
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Texas 1995 Codebook. UMTRI Transportation Data Center. July 1996.  

Texas 1994 Codebook. UMTRI Transportation Data Center. September 1995.  

Texas 1993 Codebook. UMTRI Transportation Data Center. June 1994.  

Texas 1992 Codebook. UMTRI Transportation Data Center. June 1993.  

Texas 1991 Codebook. UMTRI Transportation Data Center. June 1992.