CREATE TABLE table_name_36 (detroit__dtw_ VARCHAR(255), year VARCHAR(255), kalamazoo__azo_ VARCHAR(255))
Before the year 2010, and when Kalamazoo had a passenger fare of $517.32, what was the passenger fare for Detroit?
    
SQL: SELECT detroit__dtw_ FROM table_name_36 WHERE year < 2010 AND kalamazoo__azo_ = "$517.32"