CREATE TABLE table_19068 ("District" TEXT, "Counties Represented" TEXT, "Delegate" TEXT, "Party" TEXT, "First Elected" FLOAT, "Committee" TEXT)

How many of the elected officials are on the Economic Matters committee?
SELECT COUNT("First Elected") FROM table_19068 WHERE "Committee" = 'Economic Matters'
SELECT COUNT("First Elected") FROM "table_19068" WHERE "Committee" = 'Economic Matters'