What is the region 4 (Aus) date associated with a region 1 (US) date of January 16, 2007?
create table table_240936_2 (region_4__australia_ varchar, region_1__us_ varchar, PRIMARY KEY (region_4__australia_))
select region_4__australia_ from table_240936_2 where region_1__us_ = "january 16, 2007"