CREATE TABLE table_256286_19 (meas_num INT, _percentage_yes VARCHAR)

What is the lowest measure number for the measure with a 33.57% yes percentage?
SELECT MIN(meas_num) FROM table_256286_19 WHERE _percentage_yes = "33.57%"
SELECT MIN("meas_num") FROM "table_256286_19" WHERE "33.57%" = "_percentage_yes"