Question: List population when their car plates are 30-34.
Schema: create table table_11654169_1 (population_in_1000__1931_ varchar, car_plates__since_1937_ varchar, PRIMARY KEY (population_in_1000__1931_))
SQL: select population_in_1000__1931_ from table_11654169_1 where car_plates__since_1937_ = "30-34"