CREATE TABLE table_25042332_22 (primary__6_13_years_ VARCHAR2, preschool__0_5_years_ VARCHAR2)

What is the enrollment ration in primary in the region where the enrollment ratio in preschool is 50.23?
SELECT primary__6_13_years_ FROM table_25042332_22 WHERE preschool__0_5_years_ = "50.23"
SELECT "primary__6_13_years_" FROM "table_25042332_22" WHERE "50.23" = "preschool__0_5_years_"