CREATE TABLE table_name_7 (debt_as__percentage_of_value INTEGER, _percentage_change_on_year VARCHAR(255), operating_income__$m_ VARCHAR(255))
Name the average debt as % of value for operating income more than -16 and % change on year being 62
    
SQL: SELECT AVG(debt_as__percentage_of_value) FROM table_name_7 WHERE _percentage_change_on_year = "62" AND operating_income__$m_ > -16