Type of airport Valid None Data Dictionary Vocabularies Eionet Data Dictionary Total number of airports (with more than 15 000 passenger units per year) Valid Data Dictionary Vocabularies Eionet Data Dictionary Type of airport Total Valid Data Dictionary Vocabularies Eionet Data Dictionary Type of airport Main airports (with more than 150 000 passenger units per year) Valid Data Dictionary Vocabularies Eionet Data Dictionary Type of airport Other airports (between 15 000 and 150 000 passenger units per year) Valid Data Dictionary Vocabularies Eionet Data Dictionary Type of airport Main MED airports (with more than 1 500 000 passenger units per year) Valid Data Dictionary Vocabularies Eionet Data Dictionary Type of airport