CREATE TABLE table_25042332_22 (preschool__0_5_years_ VARCHAR(255), tertiary__18_24_years_ VARCHAR(255))
What is the enrollment ratio for preschool in the region where enrollment ratio for tertiary is 29.55?
    
SQL: SELECT preschool__0_5_years_ FROM table_25042332_22 WHERE tertiary__18_24_years_ = "29.55"