CREATE TABLE table_15823 ("District" CLOB, "Counties Represented" CLOB, "Party" CLOB, "First Elected" FLOAT, "Committee" CLOB)

What is the Highest first elected year that has a district of 06.0 6, and a committee of economic matters?
SELECT MAX("First Elected") FROM table_15823 WHERE "District" = '06.0 6' AND "Committee" = 'economic matters'
SELECT MAX("First Elected") FROM "table_15823" WHERE "Committee" = 'economic matters' AND "District" = '06.0 6'