CREATE TABLE table_204_486 (id DECIMAL, "name" TEXT, "season ( s ) " TEXT, "position ( s ) " TEXT, "notes" TEXT)

tell me the number of left fielders on the list .
SELECT COUNT(*) FROM table_204_486 WHERE "position(s)" = 'left fielder'
SELECT COUNT(*) FROM "table_204_486" WHERE "position(s)" = 'left fielder'