... ('NY','NJ','VT','ME','NH','MA','RI','CT','PA','DE','MD','DC','VA','WV','MI','IN','OH','KY','NC','GA','FL') ... ('ND','SD','NE','KS','OK','TX','MN','IA','MO','AR','LA','WI','IL','TN','MS','AL') then 'Central' ... ('ND','SD','NE','KS','OK','TX','MN','IA','MO','AR','LA','WI','IL','TN','MS','AL') then 'Central'...