Quantos estados ou Distrito de Columbia têm 65,4% de adultos com excesso de peso ou obesos?
CREATE TABLE table_18958648_1 (state_and_district_of_columbia VARCHAR, overweight__incl_obese__adults VARCHAR)
SELECT COUNT(state_and_district_of_columbia) FROM table_18958648_1 WHERE overweight__incl_obese__adults = "65.4%"