CREATE TABLE table_75243 ("Rank" FLOAT, "Name" CLOB, "Headquarters" CLOB, "Primary industry" CLOB, "Market value  (  USD million ) " FLOAT)

How many ranks have an industry of health care?
SELECT COUNT("Rank") FROM table_75243 WHERE "Primary industry" = 'health care'
SELECT COUNT("Rank") FROM "table_75243" WHERE "Primary industry" = 'health care'