/1 Puerto Rico data start with 1998.
/2 ZIP Code data start with 1994.
/3 Metro area data start with 1993.
/4 Island Area data and LFO breakout
for U.S. start with 2008.
/5 LFO breakout for States starts
Files Available for Download:
(CBP files were released October, 1997 and ZBP files were released November, 1997)
References for Industry and Geography: