CREATE TABLE table_1682026_6 (industry VARCHAR, market_value__billion_$_ VARCHAR)

Which industry has a company with a market value of 80.3 billion?
SELECT industry FROM table_1682026_6 WHERE market_value__billion_$_ = "80.3"
SELECT "industry" FROM "table_1682026_6" WHERE "80.3" = "market_value__billion_$_"