6United States of America, Score = 98,3

A United States passport is an official travel document issued by the U.S. government that certifies a personโ€™s identity and citizenship. It allows U.S. citizens to travel internationally and return to the U.S. It contains personal information, including the bearerโ€™s name, photo, and signature, as well as details about the passportโ€™s issuance. U.S. passports are valid for 10 years for adults and 5 years for children. They are required for international travel and entry into most foreign countries.