Metro data by County, save to database
Metro data by county, export csv
Metro delineations 1981, correct bug

Places were still in the delineation table. I corrected the script to
keep counties only.
Remove duplicated counties in metro delin 1981

Only the first occurrence in the delineation file is kept.
Remove duplicated counties in metro delin 1950
Recompute metro stats without duplicate counties
Comprehensive metro stats by county
Eliminate phantom counties

Noticed problem with Dade, FL that is missing
Tweak for Dade county who changed FIPS