CREATE TABLE table_name_90 (_number_of_phones_as__percentage_of_population INT, last_updated_date VARCHAR, number_of_mobile_phones VARCHAR)

What percent is 327,577,529 people with phones in June 2013?
SELECT MAX(_number_of_phones_as__percentage_of_population) FROM table_name_90 WHERE last_updated_date = "june 2013" AND number_of_mobile_phones = "327,577,529"
SELECT MAX("_number_of_phones_as__percentage_of_population") FROM "table_name_90" WHERE "327,577,529" = "number_of_mobile_phones" AND "june 2013" = "last_updated_date"